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Media captionThe Queen watched the ceremony from a balcony alongside the Duchess of Cornwall, left, and the Duchess of Cambridge
Politicians, Royal Family members and veterans are commemorating those who lost their lives in conflict as the UK marks Remembrance Sunday.
At 11: 00 GMT, a two-minute silence was held across the country.
Boris Johnson, Jeremy Corbyn and Jo Swinson have broken away from the election campaign to attend the annual ceremony at the Cenotaph in London.
Prince Charles laid a wreath during the service on behalf of the Queen, who was watching from a balcony.
Also in attendance are the Duke and Duchess of Cambridge and the Duke and Duchess of Sussex.
The beginning and end of the two minutes’ silence were marked by the firing of a gun by the King’s Troop Royal Horse Artillery.
Image copyright Reuters Image caption Veterans at the remembrance service at the Cenotaph
Image copyright PA Media Image caption Members of the armed forces during the Remembrance Sunday service at the Cenotaph memorial
Image copyright Getty Images Image caption The Duchess of Sussex observed the two-minute silence from a balcony
The service at the Cenotaph honors the armed forces community, British and Commonwealth veterans , the allies who fought alongside the UK and the civilian servicemen and women involved in the two world wars and later conflicts.
Cabinet ministers, religious leaders and representatives of Commonwealth nations are attending alongside hundreds of members of the armed forces.
The Duke of Cambridge and the Duke of Sussex followed Prince Charles in laying wreaths.
Image copyright Reuters Image caption The Duke and Duchess of Sussex attended the Royal British Legion’s annual Festival of Remembrance
Image copyright Getty Images Image caption The Duke and Duchess of Cambridge were also there
Image copyright Crown Copyright 2019 Image caption The Queen was among those who watched the Remembrance event
Several former prime ministers including Tony Blair, David Cameron, and Theresa May, are also attending.
After wreaths were laid, Bishop of London Dame Sarah Mullally led a service that was due to end with the Royal Air Force sounding the bugle call, Rouse.
Following the service, up to 10, 000 war veterans will march in a slow procession past the war memorial.
World War Two veteran Ron Freer, 104, who is blind, is thought to be the oldest person marching at the Cenotaph this year.
The Remembrance Sunday commemorations always hold “special significance” for him because his father was killed in 1918 and is buried at Dernancourt Communal Cemetery in the Somme, France, according to Blind Veterans UK.
Image copyright Blind Veterans UK Image caption Ron Freer from Kent will be the oldest person marching at the Cenotaph
Speaking ahead of the ceremony, Mr Johnson said he would be “proud” to lay his first wreath at the Cenotaph as prime minister, and vowed to continue to “champion those who serve today with such bravery in our military”.
He said in a tweethe would be “thinking of the men and women who, over the centuries, have given so much to protect our country “.
Mr Corbyn said in a video message: “We are all here today because we owe so much to those who came before. And today we remember them.”
Image copyright PA Media Image caption Boris Johnson leaves Downing Street with his partner Carrie Symonds ahead of the ceremony
Image copyright Reuters Image caption Jeremy Corbyn arrives for the ceremony at the Cenotaph
Many serving personnel, veterans and their families were “not getting the support they
And Liberal Democrat leader Ms Swinson said people should pause to reflect and remember how “fragile” peace can be.
The trio will be joined by the SNP’s Westminster leader Ian Blackford and the DUP’s Nigel Dodds.
Elsewhere, Scotland’s First Minister Nicola Sturgeon will lay a wreath at the Stone of Remembrance at Edinburgh City Chambers before giving a reading at the service at St Giles’ Cathedral.
In Northern Ireland, Taoiseach Leo Varadkar is due to attend
Ceremonies are also taking place across Wales, including at the Welsh National War Memorial in Cardiff.
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Media captionRemembrance Day : D-Day veteran and schoolboy on what it means to them
This year marks 100 years since the first two-minute silence was observed to mark Armistice Day on (November) .
The Royal British Legion has urged the nation to pause their daily activities to join in the act of remembrance on Sunday.
The ceremony at the Cenotaph comes after Prince Harry, Meghan, Prince William and Kate joined the Queen at London’s Royal Albert Hall on Saturday for the Festival of Remembrance.
It was their first appearance as a group since Harry and Meghan
said they were struggling with public life.