Thousands commemorate the 60th anniversary of Queen Elizabeth II's coronation at Westminster Abbey.
A Central Criminal Court judge sentences Dutch-Somali terror convict Aweys Shikhey to eight years with an extended licence of four years. Shikhey received international attention for fantasy chats with a Kenyan online about murdering David Cameron, Queen Elizabeth II, Jews, and football fans.
Queen Elizabeth II starts her first state visit to the Republic of Ireland, the first visit of a British monarch since Ireland's independence from the United Kingdom in 1921. Elizabeth is also the first British monarch to visit Ireland since George V's state visit in 1911.
The wedding of Prince William, Duke of Cambridge and Catherine Middleton takes place in Westminster Abbey; Middleton becomes HRH The Duchess of Cambridge. Police make at least 18 arrests along the wedding route in London.
20-year-old Alfie Meadows undergoes brain surgery after being beaten by a policeman wielding a truncheon while leaving an area outside Westminster Abbey as a demonstration against an increase in student fees was underway.
The Conservative Party's David Cameron kisses the hands of Queen Elizabeth II to become Prime Minister of the United Kingdom after Gordon Brown resigns as Prime Minister and as Leader of the British Labour Party.