Which best explains why the Spanish were able to defeat the Aztecs?
A. The Spanish found allies among enemies of the Aztecs.
B. The Spanish destroyed the Aztecs' weapons.
C. The Aztecs were weakened by civil war.
D. The Spanish outnumbered the Aztecs.
After a three-month siege, Spanish forces under Hernán Cortés capture ... of Tlaxcala, became his allies after learning of his plan to conquer their hated Aztec rulers. ... from the east in a “One Reed” year, which was 1519 on the Aztec calendar.
