Winston Churchill raises his hat in salute during an inspection of the 1st American Squadron of the Home Guard at Horse Guards Parade in London, 9 January 1941. Frame:black Canadian Prime Minister Mackenzie King

Canadian Prime Minister Mackenzie King

134 Squadron RAF taxies out past Russian sentries at Vaenga

in flight over Egypt at the time of its transfer from Malta to the Middle East Command

waits outside Baghdad

President Franklin D Roosevelt of the United States confers with the Prime Minister of Britain

Winston Churchill raises his hat in salute during an inspection of the 1st American Squadron of the Home Guard at Horse Guards Parade in London, 9 January 1941. Frame:black Canadian Prime Minister Mackenzie KingWinston Churchill raises his hat in salute during an inspection of the 1st American Squadron of the Home Guard at Horse Guards Parade in London, 9 January 1941. Behind, Mrs Churchill chats to a Guards officer. Lieutenant General Sir Bertram N Sergison Bro