Queen Elizabeth II's death on Thursday marks an end to her record-breaking seven decades on the throne, with only France’s Louis XIV ahead of her in the history books.
During her reign, she saw 15 British prime ministers come and go, from Winston Churchill to Liz Truss, via the likes of Margaret Thatcher and Tony Blair.
The monarch also met 13 of the last 14 US presidents, a total of 10 French leaders and seven popes.
Ruling over the Commonwealth, it was Canada that she visited most often — 22 times.
The Queen also set foot in 117 countries and was the first reigning UK monarch to visit Ireland and Russia, among others.
But more importantly, she witnessed the UK and the world change many times over, with more than 100 countries gaining independence in her lifetime.
We look back at some of the most important moments in the life of the beloved British monarch.
Elizabeth famously took the throne in 1952 at the age of 25 upon the death of her father, King George VI.
Cutting her trip to Kenya short, she is seen here as she stepped down from her plane in London, for the first time as sovereign, on 7 February.
Churchill was the first to greet her, together with opposition leader Clement Atlee and other members of the cabinet.
The hero of five wars and a World War II icon, Churchill was infatuated with the young royal, having known her since her birth as a close friend of her father, and the two remained close throughout Churchill's mandate as he believed Elizabeth II embodied all of the hallmark qualities a British sovereign should have to lead the country forward into a new, post-war era.
Despite her being politically non-partisan, it is widely believed that the Queen maintained the most relaxed relations with Labour Party's Harold
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