Pedro de Alvarado arrived in Guatemala from the newly conquered Mexico in early 1524, commanding a mixed force of Spanish conquistadors and native allies, mostly from Tlaxcala and Cholula. Geographic features across Guatemala now bear Nahuatl placenames owing to the influence of these Mexican allies, who translated for the Spanish. The Kaqchikel Maya initially allied themselves with the Spanish, but soon rebelled against excessive demands for tribute and did not finally surrender until 1530. In the meantime the other major highland Maya kingdoms had each been defeated in turn by the Spanish and allied warriors from Mexico and already subjugated Maya kingdoms in Guatemala. The Itza Maya and other lowland groups in the Petén Basin were first contacted by Hernán Cortés in 1525, but remained i