La Noche Triste

La Noche Triste (The Night of Sorrows) or Noche Victoriosa (Victorious Night)
Part of the Spanish conquest of the Aztec Empire

Noche Triste
DateJune 30 – July 1, 1520
Location
Shores of Lake Texcoco, Mexico
Result Mexica victory
Belligerents
Crown of Castile
Spanish Empire
Confederacy of Tlaxcala
Mexica Triple Alliance
Commanders and leaders
Hernán Cortés (WIA)
Pedro de Alvarado (WIA)
Gonzalo de Sandoval
Diego de Ordaz
Francisco de Saucedo
Francisco de Lugo
Alonso de Ávila
Cristóbal de Olid
Juan Velázquez de León 
Cuitláhuac
Strength
Varies; likely 1,000–2,000 Spanish and 12,000 Tlaxcaltec native allies 20,000 Aztec warriors; likely more in reserves
Casualties and losses
Between 800 and 1200 Spanish killed, drowned, or captured; around 4,000 Tlaxcaltecs killed or captured Unknown

La Noche Triste ("The Night of Sorrows", literally "The Sad Night"), officially called in Mexico Victorious Night, was an important event during the Spanish conquest of the Aztec Empire, where Hernán Cortés and his army of Spanish conquistadors, including their native allies were driven out of the Mexica capital, Tenochtitlan.