Justin Trudeau is the 23rd prime minister of Canada and leader of the Liberal Party since 2013. He became famous for his progressive politics.
Vladimir Putin is a Russian politician and former intelligence officer who has held office since 1999; he is famed for his lengthy presidency.
Nelson Mandela was South Africa's first black president, renowned for his anti-apartheid activism and successful democratic election.
Margaret Thatcher was a British politician and Prime Minister (1979-1990) who made history as the first woman leader of a major British political party.
Fidel Castro was the Cuban revolutionary and politician who served as its leader from 1959-2008, becoming a famous icon of communist rule.