John Buchan

John Buchan, 1st Baron Tweedsmuir (August 26, 1875-February 11, 1940), was a Scottish politician, lawyer, author, and served as the governor general of Canada from 1935 to 1940. As a politician, he was known for striving to achieve Canadian national unity and closer relations with the United States. As a popular writer, Buchan wrote some 65 books of history and fiction, including A History of the Great War (1921-1922), Julius Caesar (1932), Oliver Cromwell (1934), and the thriller The Thirty-Nine Steps (1915), which was later made into a film by Alfred Hitchcock.