the answer would be communism. though hitler is frequently understood as the face of fascism, he was really the front-runner of the nazi party. it is italy’s benito mussolini who established the fascism philosophy. mussolini required to reproduce the great roman empire by usage of a totalitarian law and nourishing of the fear of communism.
the correct answer is the louisiana purchase.
james madison negotiated the purchase of the louisiana territory from france despite jefferson not being sure if the purchase of louisiana was even legal under the constitution.
hernan cortés overthrew the azetec empire