White flags over Port Stanley
At 10:15 pm (BST) on the night of 14 June 1982, British prime minister Margaret Thatcher announced to the House of Commons that negotiations had begun for the surrender of the Argentine invasion force in the Falkland Islands, ending the Falklands War. Her statement noted that "they are reported to be flying white flags over Port Stanley", the capital of the Falklands.
Source: Wikipedia — White flags over Port Stanley (CC BY-SA 4.0)