The Aztec civilization has displayed numerous civil advancements, making it one of the the most remarkable societies in the world. However, according to historians, the Empire crumbled at the hands of Spanish Conquistadors in 1522 CE. This essay investigates how a modest group of Spaniards managed to overthrow a sophisticated civilization so rapid and so definitely in such a short time. Various exploration of historical records alluded to the Spanish reigning superior over the Aztec opposition thanks to their advanced military and warfare tactics. This offers an explanation to the rapid overthrow of the Aztecs.