James Ramsay MacDonald FRS was a British statesman who served twice as Prime Minister of the United Kingdom, firstly for nine months in 1924 and then again between 1929 and 1935. He was the first Labour Party politician to become Prime Minister, leading minority Labour governments in 1924 and in 1929–31. He headed a National Government from 1931 to 1935, dominated by the Conservative Party and supported by only a few Labour members. MacDonald was later vehemently denounced by and expelled from the party he had helped to found.