| Fact | President | Years Served |
| Treaty of Guadaloupe Hidalgo is signed, ending the Mexican War | |
| The Kansas-Nebraska Act is signed | |
| World War I begins | |
| The Bill of Rights takes effect | |
| Civil War Reconstruction officially ends | |
| 'The Star-Spangled Banner' is written by Francis Scott Key | |
| ________ shot by Charles Guiteau | |
| Great Depression begins | |
| The Erie Canal is completed | |
| Payne-Aldrich Tariff signed | |
| Teapot Dome Scandal begins | |
| Atomic Bomb dropped on Hiroshima | |
| Dingley Tariff Law signed | |
| September 11 attacks take place | |
| Kellogg-Briand Treaty signed | |
| Interstate Commerce Act passed | |
| 6 states come into the Union | |
| Indian Removal Act of 1830 is authorized | |
| The Tweed Ring is exposed to the public by Thomas Nast | |
| New Deal Initiated | |
| The Emancipation Proclamation is signed | |