Harold Macmillan was a British politician who served as Prime Minister from 1957 to 1963. He was a member of the Conservative Party and played a significant role in post-World War II Britain, focusing on economic growth and social reform. Macmillan is known for his famous phrase, "You've never had it so good," reflecting the prosperity of the time. Born on February 10, 1894, Macmillan had a background in business and journalism before entering politics. He was a key figure during the Cold War, advocating for a strong relationship with the United States and promoting European integration. His leadership style was characterized by charm and pragmatism.