1944 United States elections
Elections were held on November 7, 1944, during the final stages of World War II. President Franklin D. Roosevelt was easily re-elected to an unprecedented fourth term, and the Democratic Party retained their majorities in both chambers of Congress. During the presidential election, Roosevelt was in office for three terms and eleven years, making him the longest-serving President in U.S. history.
Source: Wikipedia — 1944 United States elections (CC BY-SA 4.0)