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| A sombrely dressed Prime Minister Theresa May went to Belgium to start the two-day commemoration of the brutal battle |
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| Vice Admiral Sir Timothy Laurence - a retired British naval officer and the second husband of Princess Anne, attends commemorations to mark the centenary of Passchendaele - The Third Battle of Ypres at the Commonwealth War Graves Commission Ypres Memorial on July 30, 2017 in Ypres, Belgium. |
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| The Duchess of Cambridge arrived wearing a white Alexander McQueen coat-dress - which she first debuted at Princess Charlotte's christening in 2015 - joined Belgian royals to mark 100 years since Battle of Passchendaele |
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| Catherine, Duchess of Cambridge, beamed as she arrived before standing in solemn silence as she paid tribute to the tens of thousands killed in one of the First World War's bloodiest battles which has taken place every night since 1928, at the Commonwealth War Graves Commission Ypres (Menin Gate) Memorial on July 30, 2017 in Ypres, Belgium. |
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| British Prime Minister Theresa May, beamed as she arrived before standing in solemn silence as she paid tribute to the tens of thousands killed in one of the First World War's bloodiest battles which has taken place every night since 1928, at the Commonwealth War Graves Commission Ypres (Menin Gate) Memorial on July 30, 2017 in Ypres, Belgium. |
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| Prince William, Duke of Cambridge arrived looking smart in a royal blue suit, poppy and medals, with wife Catherine, Duchess of Cambridge, looking resplendent in an ivory Alexander McQueen coat dress with matching hat and grey suede court shoes, arrive to attend a ceremony at the Menin Gate to mark the centenary of the Battle of Passchendaele Commemorations in Belgium |
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| The Duke and Duchess of Cambridge joined the Belgian royal family to mark 100 years since Battle of Passchendaele |
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| Queen Mathilde dazzled in a silk grey dress with a lace overlay, teamed with grey suede gloves and a stunning hat, arrive to attend a ceremony marking the centenary of the battle of Passchendaele at the Commonwealth War Graves Commission in Ypres |
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| Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge pictured with Vice Admiral Sir Timothy Laurence (right) attends the commemorations marking the 100th anniversary of the Battle of Passchendaele in Ypres Belgium. |
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| Prince William, Duke of Cambridge wore jackets emblazoned with his service medals arrive to attend a ceremony marking the centenary of the battle of Passchendaele in Ypres, Belgium |
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| King Philippe of Belgium and Queen Mathilde of Belgium, arriving at the commemoration service |
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| Catherine, Duchess of Cambridge arrived wearing a white Alexander McQueen coat-dress, and wore a white hat by Lock & Co with her hair in a chignon bun. She accessorized with a pair of grey pumps and matching clutch bag, finishing the look with pearl earrings and a pearl brooch. |
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| The Duchess of Cambridge looked radiant as she was spotted in Belgium alongside Prince William. She opted for a custom coat dress from one of her favorite designers Alexander McQueen, finishing her look with pearl earrings and a pearl brooch and a beautiful white fascinator. |
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| Prince William, Duke of Cambridge speaks at the Last Post ceremony, which has taken place every night since 1928, at the Commonwealth War Graves Commission Ypres (Menin Gate) Memorial on July 30, 2017 in Ypres, Belgium. |
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| Queen Mathilde of Belgium joined thousands of relatives of soldiers who fought at the Battle of Passchendaele |
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| (First row, from left) Queen Mathildeof Belgium with her husband King Philippe of Belgium and West-Flanders province Governor Carl Decaluwe arrive at the Last Post ceremony |
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| Prince William, Duke of Cambridge placed an arm on his wife's back, Catherine, Duchess of Cambridge as they left the ceremony following his moving speech. |
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| Prince William, Duke of Cambridge laid wreaths at the Menin Gate memorial in Ypres which bears the names of more than 54,000 fallen soldiers aged between 15 and 60 who have no known grave |
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| The Duke and Duchess of Cambridge with King Philippe and Queen Mathilde of Belgium arrive at the Menin Gate in Ypres ahead of this evening's commemoration. |
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| (R-L) Catherine, Duchess of Cambridge and Queen Mathilde of Belgium were talking animatedly as they left the Last Post ceremony |
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| Prince William, Duke of Cambridge talks with King Philippe of Belgium and Catherine, Duchess of Cambridge talks with Queen Mathilde of Belgium as they attend commemorations marking the centenary of Passchendale in the town market square on July 30, 2017 in Ypres, Belgium. |
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| British Prime Minister Theresa May wore a speckled blue blazer, a feathered hat and a dash of makeup, her skin appeared to glow. She returns from her holidays on August 14 |
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| (L-R) Prince William and King Philippe: The Royals also later attended a performance in the Market Square of Ypres – with readings from stars including Dame Helen Mirren and War Horse author Michael Morpurgo |
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| Catherine, Duchess of Cambridge looked radiant in her white Alexander McQueen coat-dress as she was spotted in Belgium alongside with Prince William, Duke of Cambridge - wearing a poppy and his medals - told the crowd: ‘With the sounding of this bugle call, the two hundred and fifty thousand British and Commonwealth soldiers who were killed on the Ypres Salient during the First World War are remembered' |
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| (R-L) British Prime Minister Theresa May with Queen Mathilde of Belgium in Cloth Hall for the event which told the story of the four years of war on the Salient |
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| Catherine, Duchess of Cambridge took the time to talk with descendants of those who fought in World War One. She wears a beautiful white fascinator by Locke & Co with her hair in a chignon bun, she accessorized with pearl earrings and a pearl brooch. |
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| King Philippe and Queen Mathilde of Belgium were a picture of elegance as they arrived in Cloth Hall in Ypres, Belgium. |
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| Refreshed from her holiday, British PM Theresa May joined the British and Belgian royals to mark the centenary of the Battle of Passchendaele in Belgium, and laid a wreath. |
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| Catherine, Duchess of Cambridge pictured first debuted the McQueen coat-dress at Princess Charlotte's christening in 2015, while the Lock & Co hat is a reprisal from her Trooping the Colour appearance in 2015. The Duchess wore a similar outfit when she met the Belgian King and Queen in 2014. |
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| Queen Mathilde of Belgium arrives at the Menin Gate in Ypres ahead of the Passchendaele commemoration service. |
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| Queen Mathilde of Belgium dazzled in a silk grey dress with a lace overlay and a stunning hat as she attends the Last Post ceremony, which has taken place every night since 1928, at the Commonwealth War Graves Commission Ypres (Menin Gate) Memorial on July 30, 2017 in Ypres, Belgium. |
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| Catherine, Duchess of Cambridge in a white hat by Locke & Co with her hair in a chignon bun, finishing her look with pearl earrings and a pearl brooch, as she attend the Last Post ceremony in Ypres, Belgium. |
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| King Philippe of Belgium speaks during the Last Post ceremony, which has taken place every night since 1928, at the Commonwealth War Graves Commission Ypres (Menin Gate) Memorial on July 30, 2017 in Ypres, Belgium. |
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| King Philippe of Belgium and Queen Mathilde of Belgium, arrive at the Menin Gate in Ypres ahead of the Passchendaele commemoration service. |
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| Prince William, Duke of Cambridge wore a jackets emblazoned with his service medals arrive to attend a ceremony marking the centenary of the battle of Passchendaele in Ypres, Belgium |
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| Prince William, Duke of Cambridge arrived looking smart in a royal blue suit, poppy and medals, with wife Catherine, Duchess of Cambridge, looking resplendent in an ivory Alexander McQueen coat dress with matching hat by Locke & Co and grey suede court shoes, arrive to attend a ceremony at the Menin Gate to mark the centenary of the Battle of Passchendaele Commemorations in Belgium |
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| Queen Mathilde of Belgium (L) listens to Britain's Catherine, Duchess of Cambridge as they attend a ceremony marking the centenary of the battle of Passchendaele, one of the bloodiest of World War I during the Last Post ceremony at the Commonwealth War Graves Commission in Ypres (Menin Gate) Memorial, in Ypres Western Flanders on July 30, 2017. |
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| Queen Mathilde of Belgium and King Philippe of Belgium attend the Last Post ceremony, which has taken place every night since 1928, at the Commonwealth War Graves Commission Ypres (Menin Gate) Memorial on July 30, 2017 in Ypres, Belgium. |
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| King Philippe of Belgium and Catherine, Duchess of Cambridge attend the Last Post ceremony, which has taken place every night since 1928, at the Commonwealth War Graves Commission Ypres (Menin Gate) Memorial on July 30, 2017 in Ypres, Belgium. |
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| Catherine, Duchess of Cambridge talks with Queen Mathilde of Belgium as they attend commemorations marking the centenary of Passchendale in the town market square on July 30, 2017 in Ypres, Belgium. |
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| Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge joined Belgian royals to mark 100 years since Battle of Passchendaele in Ypres, Belgium |
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| Queen Mathilde dazzled in a silk grey dress with a lace overlay, teamed with grey suede gloves and a stunning hat, wave as she arrives to attend a ceremony marking the centenary of the battle of Passchendaele at the Commonwealth War Graves Commission in Ypres |
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| From left: British Prime Minister Theresa May, Catherine, Duchess of Cambridge, Prince William, Duke of Cambridge, King Philippe of Belgium and Queen Mathilde of Belgium watch as the poppies fall from the roof of the Menin Gate |
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| Vice Admiral Sir Timothy Laurence - a retired British naval officer and the second husband of Princess Anne, wore jackets emblazoned with his service medals, attend a ceremony at the Menin Gate to mark the centenary of the Battle of Passchendaele in Ypres, Belgium. |
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| Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge attend the Last Post ceremony, which has taken place every night since 1928, at the Commonwealth War Graves Commission Ypres (Menin Gate) Memorial on July 30, 2017 in Ypres, Belgium |
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| The Duchess of Cambridge shines in a white Alexander McQueen coat-dress, and wore a white hat by Lock & Co with her hair in a chignon bun finishing the look with pearl earrings and a pearl brooch, as she arrived at the Menin Gate to mark the centenary of the Battle of Passchendaele. |
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| Catherine, Duchess of Cambridge in a white hat by Locke & Co with her hair in a chignon bun, finishing her look with pearl earrings and a pearl brooch, as she attend the Last Post ceremony in Ypres, Belgium. |
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| Prince William arrived looking smart in a royal blue suit, poppy and medals, with Catherine, Duchess of Cambridge looking resplendent in an ivory Alexander McQueen coat dress with matching hat by Locke and grey suede court shoes |
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| Catherine, Duchess of Cambridge arrived wearing a white Alexander McQueen coat-dress, and wore a white hat by Lock & Co with her hair in a chignon bun. She accessorized with a pair of grey pumps and matching clutch bag, finishing the look with pearl earrings and a pearl brooch. |
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| Queen Mathilde of Belgium arrives to attend a ceremony marking the centenary of the battle of Passchendaele, one of the bloodiest of World War I during the Last Post ceremony at the Commonwealth War Graves Commission in Ypres (Menin Gate) Memorial, in Ypres Western Flanders on July 30, 2017. |
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| Catherine, Duchess of Cambridge attend the Last Post ceremony, which has taken place every night since 1928, at the Commonwealth War Graves Commission Ypres (Menin Gate) Memorial on July 30, 2017 in Ypres, Belgium. |
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| Britain's Prince William, Duke of Cambridge escorts his wife Catherine, Duchess of Cambridge as they leave a ceremony marking the centenary of the battle of Passchendaele, one of the bloodiest of World War I during the Last Post ceremony at the Commonwealth War Graves Commission in Ypres (Menin Gate) Memorial, in Ypres Western Flanders on July 30, 2017. |
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| Queen Mathilde of Belgium leaves a ceremony marking the centenary of the battle of Passchendaele, one of the bloodiest of World War I during the Last Post ceremony at the Commonwealth War Graves Commission in Ypres (Menin Gate) Memorial, in Ypres Western Flanders on July 30, 2017. |
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| Catherine, Duchess of Cambridge hat details as she attends the Last Post ceremony at the Commonwealth War Graves Commission Ypres (Menin Gate) Memorial on July 30, 2017 in Ypres, Belgium. |
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| Catherine, Duchess of Cambridge attends the Last Post ceremony at the Commonwealth War Graves Commission Ypres (Menin Gate) Memorial on July 30, 2017 in Ypres, Belgium. |
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| (L-R) Queen Mathilde of Belgium and Catherine, Duchess of Cambridge attend the Last Post ceremony at the Commonwealth War Graves Commission Ypres (Menin Gate) Memorial on July 30, 2017 in Ypres, Belgium. |
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| Queen Mathilde of Belgium and King Philippe of Belgium attend the Last Post ceremony at the Commonwealth War Graves Commission Ypres (Menin Gate) Memorial on July 30, 2017 in Ypres, Belgium. |
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| Catherine, Duchess of Cambridge attends the Last Post ceremony at the Commonwealth War Graves Commission Ypres (Menin Gate) Memorial on July 30, 2017 in Ypres, Belgium. |
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| Catherine, Duchess of Cambridge in a beautiful white fascinator by Locke & Co with her hair in a chignon bun, during a ceremony at the Menin Gate to mark the centenary of the Battle of Passchendaele Commemorations in Belgium |
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| The Duchess of Cambridge in her white Alexander McQueen coat-dress, and white hat by Locke, finishing her look with pearl earrings and a pearl brooch, as she arrive to attend a ceremony at the Menin Gate to mark the centenary of the Battle of Passchendaele Commemorations in Belgium |
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| Catherine, Duchess of Cambridge attends the Last Post ceremony at the Commonwealth War Graves Commission Ypres (Menin Gate) Memorial on July 30, 2017 in Ypres, Belgium. |
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| Vice Admiral Sir Timothy Laurence and Catherine, Duchess of Cambridge look on as the story of the war in the Ypres region is told by performances and music set to a backdrop of visual projections on the facade of the Cloth Hall during commemorations marking the centenary of Passchendale on July 30, 2017 in Ypres, Belgium. |
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| (R-L) Catherine, the Duchess of Cambridge and British Prime Minister Theresa May during the official commemorations marking the 100th anniversary of the Battle of Passchendaele Menin Gate on July 30th, 2017 in Ypres, Belgium. |
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| The Duke and Duchess of Cambridge watch as the poppies fall from the roof of the Menin Gate for the official commemorations marking the 100th anniversary of the Battle of Passchendaele on July 30th, 2017 in Ypres, Belgium. |
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| Britain's Catherine, Duchess of Cambridge attends a ceremony marking the centenary of the battle of Passchendaele, one of the bloodiest of World War I during the Last Post ceremony at the Commonwealth War Graves Commission in Ypres (Menin Gate) Memorial, in Ypres Western Flanders on July 30, 2017. |
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| Catherine, Duchess of Cambridge took the time to talk with descendants of those who fought in World War One. She wears a beautiful white fascinator by Locke & Co with her hair in a chignon bun, she accessorized with pearl earrings and a pearl brooch. |
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| The Duke and Duchess of Cambridge arrive in the Cloth Hall for the official commemorations marking the 100th anniversary of the Battle of Passchendaele on July 30th, 2017 in Ypres, Belgium. |
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| (R-L) UK Prime Minister Theresa May speaks to Queen Mathilde of Belgium as they arrive in the Cloth Hall for the official commemorations marking the 100th anniversary of the Battle of Passchendaele on July 30th, 2017 in Ypres, Belgium. |
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| Britain's Prince William, Duke of Cambridge, and his wife Catherine, Duchess of Cambridge, walk down a set of stairs as they attend an event that creatively tells the story of the four years of war on the Ypres Salient, in Market Square in Ypres, part of the commemoration for the centenary of Passchendaele, the third battle of Ypres, West Flanders on July 30, 2017. |
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| Britain's Prince William, Duke of Cambridge, and his wife Catherine, Duchess of Cambridge, attend an event that creatively tells the story of the four years of war on the Ypres Salient, in Market Square in Ypres, part of the commemoration for the centenary of Passchendaele, the third battle of Ypres, West Flanders on July 30, 2017. |
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| Britain's Catherine, the Duchess of Cambridge, attends the Last Post ceremony at the Commonwealth War Graves Commission Ypres Memorial at the Menin Gate in Ypres, on July 30, 2017 |
