The Spanish had superior weaponry to the Aztecs, we're aided by rival tribes who resented Aztec rule and also the effect of the diseases spread to the Aztecs by the Spanish lacking immunity many became seriously ill and died
America's support the ongoing struggle by Cubans and Filipinos against Spanish rule, and the mysterious explosion of the battleship U.S.S. Maine in Havana Harbor.
(b) Americanize them, and yes that is a real term.
17 days he was spent in jail