25 Jun–25 Nov 1520Cuitláhuac leadsAztecs against Spanish
30 Jun–1 Jul 1520Cortés flees Tenochtitlanin the night
7 Jul 1520Cortés defeats Aztecpursuit at Otumba
27 Dec 1520–13 Aug 1521Cortés gains controlof Lake Texcoco
25 Jan–13 Aug 1521Cuauhtémoc leadsfinal Aztec resistance
Mar–Jun 1521Ponce de León makes failedattempt to settle Florida
26 May–13 Aug 1521Cortés captures Tenochtitlan,ending Aztec Empire