Which Vice President became president after Franklin D. Roosevelt died in 1945?

Who was George Washington's Vice President? Who was John Adams's Vice President? Which Vice President killed Alexander Hamilton in a duel in 1804? Which Vice President became president after William McKinley was assassinated? Which Vice President became president after Warren G. Harding died in 1923? Which Vice President became the first to succeed a president who died in office, in 1841? Which Vice President became president after Zachary Taylor died in 1850? Which Vice President became president after James Garfield was assassinated?