1538
| Years: 1535 1536 1537 – 1538 – 1539 1540 1541 | |
| Decades: 1500s 1510s 1520s – 1530s – 1540s 1550s 1560s | |
| Centuries: 15th century – 16th century – 17th century | |
Events
- Treaty of Nagyvarad. Peace between King Ferdinand and the Turks. John Zapolya is recognized as King of Hungary, while Ferdinand retains the northern and western parts of the Kingdom, and is recognized as heir to the throne.
- Truce of Nice – Peace between Emperor Charles V and Francis I of France
- Michelangelo starts the work on the Piazza del Campidoglio (Capitoline Hill).
- November 30 – Sucre, Bolivia is founded under the name Ciudad de la Plata de la Nueva Toledo
Births
- January 15 – Maeda Toshiie, Japanese samurai and warlord (d. 1599)
- March 25 – Christopher Clavius, German mathematician and astronomer (d. 1612)
- October 31 – Caesar Baronius, Italian cardinal and historian (d. 1607)
- Ashikaga Yoshihide, Japanese shogun (d. 1568)
Deaths
- February 12 – Albrecht Altdorfer, German painter
- July 8 – Diego De Almagro, Spanish conquistador (b. 1475)
Categories: 1538