Queen Margrethe II of Denmark, Hosted A Dinner Party for her younger sister Princess Benedikte's 75th birthday on April 29, 2019 in Copenhagen, Denmark.

Princess Benedikte of Denmark (pictured center) arrived at her birthday celebrations 2019 in a carriage drawn by white horses

Crown Princess Mary of Denmark appeared in good spirits as she waves to the crowd that had gathered for the special occasion at Amalienborg Palace in Copenhagen, Denmark

Crown Princess Mary (pictured) displayed elegant navy blue lace one-shoulder evening gowns for the occasion arrived at Amalienborg Palace in Copenhagen, Denmark

The 75-year-old Princess Benedikte of Denmark appeared delighted as she posed for photos in a dazzling turquoise gown which she paired with silver accessories

Crown Princess Mary who wore subtle makeup and her hair tied back, coordinated with her husband Crown Prince Frederik of Denmark in a stunning navy ensemble

Queen Margrethe II of Denmark, 79, who hosted the occasion to celebrate the 75th birthday of her younger sister Princess Benedikte, dazzled in a purple and black lace dress which she teamed with an enchanting pearl necklace.

Queen Margrethe II of Denmark who stunned in a purple dress which was embellished with black lace, ushered her sister Princess Benedikte of Denmark into the esteemed celebrations

Princess Benedikte's two daughters, Princess Alexandra of Sayn Wittengenstein-Berlebourg stunned in a Grecian-inspired orange gown, while her younger sister Princess Nathalie, chose a beautiful blue-and-silver dress for the occasion as they arrived with Count Michael Ahlefeldt-Laurvig-Bille at their mom's birthday celebrations 2019.

Many well-wishers lined up outside the place to wish Princess Benedikte of Denmark a Happy Birthday who lost her husband Prince Richard two years ago after 49 years of marriage.

Managing Director for Tivoli Copenhagen Lars Liebst and wife arrive at Princess Benedikte of Denmarks 75th birthday party 2019 hosted by Queen Margrethe of Denmark at Amalienborg Palace in Copenhagen, Denmark.

Prime Minister of Denmark Lars Loekke Rasmussen and wife arrive at Princess Benedikte of Denmarks 75th birthday party 2019 hosted by Queen Margrethe of Denmark at Amalienborg Palace in Copenhagen, Denmark.

Speaker of the House, Pia Kjærsgaard and husband arrive at Princess Benedikte of Denmarks 75th birthday party 2019 hosted by Queen Margrethe of Denmark at Amalienborg Palace in Copenhagen, Denmark.

(R) Princess Nathalie and Princess Alexandra of Sayn Wittengenstein-Berlebourg beamed as they arrived with Count Michael Ahlefeldt-Laurvig-Bille (pictured)

Queen Anne-Marie of Greece arrived at the party wearing a stunning multi-colored dress, paired with nude accessories.

Crown Prince Frederik of Denmark arrives at Princess Benedikte of Denmarks 75th birthday party 2019 hosted by Queen Margrethe of Denmark at Amalienborg Palace in Copenhagen, Denmark.

Crown Mary Mary dazzled in navy blue lace one-shoulder gown, while her husband Crown Prince Frederik of Denmark looked handsome as ever in a tuxedo. The dapper duo arrived hand-in-hand for the party, hosted by Queen Margrethe of Denmark at Amalienborg Palace.

Crown Princess Benedikte of Denmark beamed with delight in a shimmering turquoise dress which she accessorized with a range of silver jewelry for her 75th birthday celebrations at the Amalienborg Palace in Copenhagen, Denmark

Queen Margrethe II dazzled in a deep purple and black lace dress which she teamed with an enchanting pearl necklace while her younger sister Princess Benedikte in a shimmering turquoise caped gown which she accessorized with a range of silver jewelry.

Princess Benedikte of Denmark beamed with delight in a shimmering turquoise dress which she accessorized with a range of silver jewelry, attended a family dinner at Amalienborg Palace in Copenhagen

Danish Royal Family Hosted A State Dinner at Christiansborg Palace in Copenhagen on August 28, 2018.

Denmark's Queen Margrethe II took a seat as she welcomed guests to the state dinner alongside French President Emmanuel Macron, French First Lady Brigitte Macron, her children Crown Prince Frederik and Prince Joachim, their respective wives Crown Princess Mary and Princess Marie, and her sister Princess Benedikte

(R) French First Lady Brigitte Macron also toasted Queen Margrethe II (center)  with her husband French President Emmanuel Macron (L) at the banquet hosted by the Danish Royal family

The Danish Queen Margrethe II gave a speech during the dinner at Christiansborg Palace to mark the official visit of the French President Emmanuel Macron on left.

Denmark's Queen Margrethe II (pictured center) beamed in a lace gown paired with pearls as she stood with French President Emmanuel Macron and his wife First Lady Brigitte Macron, along with her son Crown Prince Frederik (R) and his wife Crown Princess Mary of Denmark (L)

French President Macron, pictured with his wife French First Lady Brigitte Macron (left) and Queen Margrethe II, is visiting Denmark in the hope of strengthening the relationships he needs to push France's agenda of a more closely united European Union. The Danish royals marked the occasion with a dinner

Crown Prince Frederik of Denmark with his wife Crown Princess Mary of Denmark arrive for the state dinner at Christiansborg Palace in Copenhagen on August 28, 2018.

Denmark's Princess Marie donned a bold red gown with an off-shoulder neckline as she joined husband Prince Joachim for a photo during a state dinner in Copenhagen

The French First Lady Brigitte Macron donned a white gown with glittering silver detailing and a daring leg slit as she arrived for the dinner with her husband French President Emmanuel Macron and the Danish Queen Margrethe II of Denmark in a dark purple lace gown paired with pearls, pictured

Pictured right to left: Queen Margrethe II of Denmark, French President Emmanuel Macron and his wife French First Lady Brigitte Macron, Crown Prince Frederik and his wife Crown Princess Mary, Prince Joachim and his wife Princess Marie of Denmark and Princess Benedikte of Denmark greet guests arriving for the state dinner in Copenhagen

Crown Prince Frederik of Denmark leans towards French First Lady Brigitte Macron as they share a quiet word ahead of the dinner. Pictured right to left: Queen Margrethe II, French President Emmanuel Macron and his wife French First Lady Brigitte Macron, Crown Prince Frederik and his wife Crown Princess Mary, Prince Joachim and his wife Princess Marie

French President Emmanuel Macron, seen shaking hands, appeared in good spirits as he joined his wife and the Danish Royal Family in welcoming guests to the palace. Pictured right-left: Queen Margrethe II, French President Emmanuel Macron and his wife French First Lady Brigitte Macron, Crown Prince Frederik and his wife Crown Princess Mary, Prince Joachim and his wife Princess Marie (not seen) and Princess Benedikte

Queen Margrethe II of Denmark looks elegant in a dark purple gown, whose husband Henrik, Prince Consort of Denmark died in February 2018, accompanied French President Emmanuel Macron as he made his way through Christiansborg Palace to the dining room

The French First Lady Brigitte Macron dazzled in a white gown with glittering silver detailing and a daring leg slit as she joined her husband French President Emmanuel Macron at the banquet hosted by the Danish Royal Family at Christiansborg Palace in Copenhagen. 

The French First Lady Brigitte Macron matched the glittering silver of her dress with a pair of metallic pointed heeled pumps, just seen, and a neat metallic silver clutch as she attended a state dinner in Copenhagen

French President Emmanuel Macron inspected the guards as he made his way into the banquet along with Danish Queen Margrethe II, who opted for a dark purple gown.

The Danish Royals and their guests dined in the beautiful Christiansborg Palace, pictured

Cheers! French First Lady Brigitte Macron joined her husband French President Emmanuel Macron at a state dinner hosted by the Danish Royal Family at Copenhagen's Christiansborg Palace. Above, French President Emmanuel Macron toasts Danish Queen Margrethe II at the start of the lavish state dinner

Crown Princess Mary of Denmark, opted for a white satin gown with a full skirt and a black watercolor floral print as she arrived for the formal dinner with husband Crown Prince Frederik

Also in attendance was Princess Benedikte of Denmark, the sister of Queen Margrethe II, who donned a soft purple flower dress with a cape

Princess Marie of Denmark done a bold red gown with an off-shoulder neckline as she joined husband Prince Joachim of Denmark for the state dinner at Christiansborg Palace in Copenhagen

(R-L) Queen Margrethe II of Denmark, French President Emmanuel Macron, and his wife French First Lady Brigitte welcome guests arriving for the state dinner at Christiansborg Palace in Copenhagen on August 28, 2018.

(R-L) Queen Margrethe II of Denmark, French President Emmanuel Macron, his wife Brigitte, and Crown Prince Frederik of Denmark welcome guests arriving for the state dinner at Christiansborg Palace in Copenhagen on August 28, 2018.

Queen Margrethe II of Denmark speaks with French President Emmanuel Macron as they welcome guests arriving for the state dinner at Christiansborg Palace in Copenhagen on August 28, 2018.

The State Visit of President Macron of France to Denmark - Day One on August 28, 2018.

(R-L) Crown Princess Mary of Denmark and French First Lady Brigitte Macron both opt for scarlet as they take part in a wreath-laying ceremony at the monument for fallen soldiers at the Citadel in Copenhagen, Denmark on August 28, 2018.

A dapper-looking Crown Prince Frederik of Denmark, wearing a navy blue suit with red spotted tie, moves in to chat with his guests, while his Australian-born wife Crown Princess Mary looks on, who opted for a dress by Brazilian designer Raquel Diniz.

Crown Prince Frederik of Denmark (R), Crown Princess Mary (2nd-L), French President Emmanuel Macron (ist-L) and his wife Brigitte Macron (hidden) take part in a wreath-laying ceremony at the monument for fallen soldiers at the Citadel in Copenhagen, Denmark on August 28, 2018.

(L-R) French First Lady Brigitte Macron looked regal in custom Louis Vuitton red coat. Finishing off with black pumps and a red leather Louis Vuitton holdall. Meanwhile, Crown Princess Mary of Denmark wore a high-necked red Armonia silk georgette dress, floated beyond the knee, with billowing sleeves by Brazilian designer Raquel Diniz. She carried a clutch purse in a deeper shade of red and wore snakeskin heels, with a botanical brooch complementing her dress.

Crown Prince Frederik of Denmark (C) welcomes French President Emmanuel Macron (L) upon his arrival for a wreath-laying ceremony at the monument for fallen soldiers at the Citadel in Copenhagen, Denmark on August 28, 2018.

(L-R) French First Lady Brigitte Macron and Crown Princess Mary of Denmark cut a striking duo in their perfectly co-ordinated red outfits. 

French President Emmanuel Macron looks on during a wreath-laying ceremony at the monument for fallen soldiers at the Citadel in Copenhagen, Denmark on August 28, 2018.

Crown Prince Frederik of Denmark looks on as he welcomes French President before a wreath-laying ceremony at the monument for fallen soldiers at the Citadel in Copenhagen, Denmark on August 28, 2018.

Crown Princess Mary wore a high-necked red Armonia silk georgette Raquel Diniz dress, carried a deep red clutch bag and seen wearing a botanical brooch complementing her dress, as she looks on before a wreath-laying ceremony at the monument for fallen soldiers at the Citadel in Copenhagen, Denmark

Crown Prince Frederik of Denmark (R) talks with French President Emmanuel Macron who both looking dapper in a sharp blue suit, during a wreath-laying ceremony at the monument for fallen soldiers at the Citadel in Copenhagen, Denmark on August 28, 2018.

A dapper-looking Crown Prince Frederik of Denmark, wearing a navy blue suit with red spotted tie, moves in to chat with his guests, while his Australian-born wife Crown Princess Mary looks on, who opted for a high-necked red Armonia silk georgette dress by designer Raquel Diniz, teamed with a deep red clutch purse and a pair of snakeskin heels.

French President Emmanuel Macron(R) is welcomed by Denmark's Prime Minister Lars Lokke Rasmussen at Christiansborg Castle before a meeting in Copenhagen on August 28, 2018.

French President Emmanuel Macron looks on during a joint press conference with Denmark's Prime Minister following a meeting on August 28, 2018, at Christiansborg Castle in Copenhagen.

French President Emmanuel Macron's gesture during a joint press conference with Denmark's Prime Minister following a meeting at Christiansborg Castle in Copenhagen on August 28, 2018.

French President Emmanuel Macron's gesture during a joint press conference with Denmark's Prime Minister following a meeting at Christiansborg Castle in Copenhagen on August 28, 2018.

French President Emmanuel Macron looks on during a joint press conference with Denmark's Prime Minister following a meeting at Christiansborg Castle in Copenhagen on August 28, 2018.

French President Emmanuel Macron looks on during a joint press conference with Denmark's Prime Minister following a meeting at Christiansborg Castle in Copenhagen on August 28, 2018.

(L-R) Crown Prince Frederik of Denmark, French President Emmanuel Macron, Queen Margrethe II of Denmark, French First Lady Brigitte Macron and Crown Princess Mary of Denmark pose upon arrival at the Amalienborg Castle in central Copenhagen on August 28, 2018.

(L-R) Crown Prince Frederik of Denmark, French President Emmanuel Macron, Queen Margrethe II of Denmark, French First Lady Brigitte Macron and Crown Princess Mary of Denmark pose upon arrival at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Queen Margrethe II of Denmark (C), French President Emmanuel Macron (L) and wife Brigitte Macron pose upon arrival at the Amalienborg Castle in central Copenhagen on August 28, 2018.

(L-R) Crown Prince Frederik of Denmark, French President Emmanuel Macron, Queen Margrethe II of Denmark, French First Lady Brigitte Macron and Crown Princess Mary of Denmark pose upon arrival at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Queen Margrethe II of Denmark (L) welcomes French President Emmanuel Macron upon arrival at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Queen Margrethe II of Denmark waits before welcoming French President and his wife at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Queen Margrethe II of Denmark waits before welcoming French President and his wife at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Queen Margrethe II of Denmark (L) welcomes French President Emmanuel Macron upon arrival at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Crown Princess Mary and Crown Prince Frederik of Denmark arrive to pose for a family picture with French President at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Crown Prince Frederik of Denmark (L) and French President Emmanuel Macron arrive at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Queen Margrethe II of Denmark (R) welcomes French President Emmanuel Macron (L) upon arrival at the Amalienborg Castle in central Copenhagen on August 28, 2018.

French First Lady Brigitte Macron poses upon arrival at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Speaker of the Danish Parliament, Pia Kjaersgaard (Center R), welcomes French President Emmanuel Macron (Center L) in Copenhagen on August 28, 2018.

French First Lady Brigitte Macron looked regal in custom Louis Vuitton red coat on an official visit to Copenhagen.

French First Lady Brigitte Macron poses upon arrival at the Amalienborg Castle in central Copenhagen on August 28, 2018.

French First Lady Brigitte Macron opted for a warm red peacoat over a stylish, knee-length dress and teamed a simple pair of black heels. While, Crown Princess Mary of Denmark wore a high-necked red Armonia silk georgette dress by designer Raquel Diniz, carried a deep red clutch purse and a pair of snakeskin heels, as they pose at the Amalienborg Castle in central Copenhagen

Queen Margrethe II of Denmark (R) welcomes French President Emmanuel Macron (L) upon arrival at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Queen Margrethe II of Denmark (C), poses with French President Emmanuel Macron (L) and wife French First Lady Brigitte Macron pose upon arrival at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Princess Marie of Denmark and Prince Joachim of Denmark arrive at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Queen Margrethe II of Denmark looks on ahead of the arrival of the French President at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Queen Margrethe II of Denmark looks on ahead of the arrival of the French President at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Queen Margrethe II of Denmark looks on ahead of the arrival of the French President at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Queen Margrethe II of Denmark looks on ahead of the arrival of the French President at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Princess Marie of Denmark and Prince Joachim of Denmark arrive at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Princess Marie of Denmark arrives at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Princess Marie of Denmark arrives at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Princess Benedikte arrives at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Queen Margrethe II of Denmark (C) poses with French President Emmanuel Macron (L) and wife French First Lady Brigitte Macron pose upon arrival at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Queen Margrethe II of Denmark greets Crown Princess Mary as French Presiden Emmanuel Macron and his wife French First Lady Brigitte Macron looks on upon arrival at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Queen Margrethe II of Denmark greets Crown Princess Mary of Denmark upon arrival at the Amalienborg Castle in central Copenhagen on August 28, 2018.

Queen Margrethe II of Denmark leads the way after greeting her guests at the Amalienborg Castle in central Copenhagen on August 28, 2018.

French First Lady Brigitte Macron opted for a warm woolen custom Louis Vuitton peacoat over a matching above-the-knee dress and a red leather Louis Vuitton holdall. She finished the striking look with a simple pair of black heels, arrives at the Royal Danish Academy of Fine Arts in Copenhagen, Denmark 

(L-R) French First Lady Brigitte Macron opted for a warm red peacoat by Louis Vuitton over a stylish, knee-length dress arrives with Crown Princess Mary of Denmark who wore a high-necked red Armonia silk georgette dress by designer Raquel Diniz at the Royal Danish Academy of Fine Arts in Copenhagen, Denmark

(L-R) Crown Princess Mary of Denmark and French First Lady Brigitte Macron both opt for scarlet as they arrive at the Royal Danish Academy of Fine Arts in Copenhagen, Denmark

(L-R) Crown Princess Mary of Denmark opted for a dress by designer Raquel Diniz, French First Lady Brigitte wore a stylish co-ordinating peacoat and dress ensemble as they arrive at the Royal Danish Academy of Fine Arts in Copenhagen, Denmark

Crown Princess Mary of Denmark and French First Lady Brigitte Macron
both wore striking red outfits as they arrive at the Royal Danish Academy of Fine Arts in Copenhagen, Denmark

(L-R) French First Lady Brigitte Macron looked regal in custom Louis Vuitton red coat. Finishing off with a pair of black pumps.  Meanwhile, Crown Princess Mary of Denmark wore a high-necked red Armonia silk georgette dress, floated beyond the knee, with billowing sleeves by designer Raquel Diniz.  She carried a clutch purse in a deeper shade of red, teamed with a pair of snakeskin heels, with a botanical brooch complementing her dress.

French First Lady Brigitte Macron (C) and Crown Princess Mary of Denmark (R) are shown around the Royal Danish Academy of Fine Arts in Copenhagen, Denmark