1926 - Princess Elizabeth is born on April 21 in Mayfair, London, th eldest child of the Duke and Duchess of York and third in line to the British throne
1936 - The duke becomes king as George VI on the abdication of his elder brother, Edward VIII
1939 - At the start of World War II in September, the Royal Family rejects suggestions they be evacuated to Canada
1940 - Princess Elizabeth makes a ...