Robert Borden was a Canadian politician who served as the Prime Minister of Canada from 1911 to 1920. He was a member of the Conservative Party and played a significant role during World War I, leading Canada through the war and advocating for greater autonomy from Britain. Borden is known for introducing the Military Service Act, which implemented conscription in Canada. His government also focused on national unity and economic growth, helping to shape modern Canada. After leaving office, he continued to influence Canadian politics and was appointed to the Senate in 1920.