Unsurprisingly, all eyes were on Prince William and Prince Harry, as this was their first royal engagement together since Harry's comments in a recent documentary confirmed they are "on different paths at the moment".
The pair were joined in laying wreaths by Liberal Democrat leader Jo Swinson, SNP Westminster leader Ian Blackford, the DUP's Westminster leader Nigel Dodds and newly elected Speaker of the House of Commons Sir Lindsay Hoyle.
Five former prime ministers - Sir John Major, Tony Blair, Gordon Brown, David Cameron and Theresa May - are also due to be in attendance.
An equerry laid a wreath on behalf of the Duke of Edinburgh who was not present at the ceremony for the second year in a row after having retired from royal duties in 2017.
The Queen led commemorations at the memorial to "The Glorious Dead" in Whitehall, while services were held at churches, war memorials and cemeteries across the country.
"The change comes at an especially poignant time as this year marks the 100th Anniversary of Remembrance Sunday and has also seen the addition of other new wreaths, including from Nepal to honour the Gurkhas, and by the Foreign Secretary and the Home Secretary who laid wreaths on behalf of the Intelligence Agencies". The silence was broken by a single artillery blast and Royal Marines buglers sounding "The Last Post".
Britain's Prince Charles, Prince of Wales lays a wreath at the Cenotaph during the Remembrance Sunday ceremony at the Cenotaph on Whitehall in central London, on November 10, 2019.
Queen Elizabeth II joined Britons in remembering their war dead, as the country's political leaders paused campaigning for the December 12 election to take part in a somber Remembrance Sunday service in London. They joined senior military leaders, faith community leaders and representatives of other Commonwealth nations.