What was george patton’s innovation in the battle against pancho villa in mexico? why was this invention such a big turning point in modern warfare?

What is the purpose of the system of checks and balances

What was the historic border between the united states and mexico?

This photo shows an early mesoamerican structure, specifically from the zapotec culture. what was this structure most likely used for? a.creating terraces for farm fieldsb.practicing religious ceremoniesc.playing a ball game with stone hoopsd.protecting a city from invading armies