Harold Macmillan was born on this day, February 10, in 1894. After serving in the First World War, Macmillan entered the United Kingdom parliament in 1924. He served in Winston Churchill’s war cabinet and opposed appeasement of Nazi Germany. He was Prime Minister of the UK from 1957 to 1963.

Dubbed “Supermac”, he was known for his pragmatism, wit and unflappability.

The Right Honorable Harold Macmillan was Foreign Secretary when photographed by Karsh in 1955, an extremely prolific year for the photographer. See others who were photographed.