Editing 1506 (section)

=== April&ndash;June ===
* [[April 18]] &ndash; [[Pope Julius II]] lays the foundation stone of the new (current) [[St. Peter's Basilica]] in Rome, replacing the [[Old St. Peter's Basilica]].
* [[April 19]] &ndash; The [[Lisbon Massacre]] begins in [[Portugal]] with three days of violence, in which thousands of [[Jews]] are tortured and killed by [[Catholics]].
* [[April 30]] &ndash; ''[[Malus Intercursus]]'', a treaty between King [[Henry VII of England]] and Duke [[Philip IV of Burgundy]], is signed. 
* [[May 4]] &ndash; [[Badi' al-Zaman Mirza]] becomes the new Emir of the [[Timurid Empire]] (now part of Afghanistan) after the death of his father, [[Sultan Husayn Bayqara]], who died after a reign of 37 years.
* [[May 28]] &ndash; Emperor [[Moctezuma II]] of Mexico's Aztec Empire subdues a rebellion in Zozollan, east of Achiutia, then kills the prisoners of war as a sacrifice to the gods.
* [[June 15]] &ndash; [[Mahmud Shah II of Kedah|Mahmud Shah II]] begins a 41-year reign as the [[Kedah Sultanate|Sultan of Kedah]], a Muslim kingdom on the [[Malay Peninsula]], on the death of his father, [[Muhammad Jiwa Zainal Adilin I of Kedah|Adilin I]].
* [[June 27]] &ndash; The [[Treaty of Villafáfila]] is signed between Austria and Spain.