James Buchanan sī Mǐ-gŏ gâ̤ cì ciă cǒng-tǒng, 1857 nîng 3 ngṳè 4 hāu da̿u 1861 nîng 3 ngṳè 4 hāu cài-līng.
George Washington • John Adams • Thomas Jefferson • James Madison • James Monroe • John Quincy Adams • Andrew Jackson • Martin Van Buren • William Henry Harrison • John Tyler • James K. Polk • Zachary Taylor • Millard Fillmore • Franklin Pierce • James Buchanan • Abraham Lincoln • Andrew Johnson • Ulysses S. Grant • Rutherford B. Hayes • James A. Garfield • Chester A. Arthur • Grover Cleveland • Benjamin Harrison • Grover Cleveland • William McKinley • Theodore Roosevelt • William Howard Taft • Woodrow Wilson • Warren G. Harding • Calvin Coolidge • Herbert Hoover • Franklin D. Roosevelt • Harry S. Truman • Dwight D. Eisenhower • John F. Kennedy • Lyndon B. Johnson • Richard Nixon • Gerald Ford • Jimmy Carter • Ronald Reagan • George H. W. Bush • Bill Clinton • George W. Bush • Barack Obama • Donald Trump • Joe Biden
