| Ruler | Country | Start of Reign | Age at 1510 |
| Henry VIII | England | 1509 | 19 |
| 1511 Jan 1 | Birth of Henry's first son  | | 1513 | Thomas Wolsey organises expedition to France  | | 1513 Jun | Henry sails to France  | | 1513 Aug 16 | Battle of the Spurs and fall of Therouanne  | | 1513 Sep | Fall of Tournai  | | 1513 Sep 9 | Battle of Flodden  | | 1514 Aug | English - French peace treaty  | | 1514 Aug | Louis XII marries Princess Mary  | | 1514 Sep | Thomas Wolsey becomes archbishop of York  | | 1516 Feb 18 | Birth of Mary  | | 1517 | A new crusade is proposed  | | 1517 | Plague  | | 1518 Oct | Treaty of London (Universal Peace)  |
|
| James IV | Scotland | 1488 | ? |
| Louis XII | France | 1498 | ? |
| 1514 Aug | English - French peace treaty  | | 1514 Aug | Louis XII marries Princess Mary  | | 1515 Jan 1 | Death of Louis XII  |
|
| Francis I | France | 1515 | ? |
| 1515 Jan 1 | Death of Louis XII  | | 1518 Oct | Treaty of London (Universal Peace)  |
|