"The cause of" would be the answer
Answer:
gold, god and glory
Explanation:
"Gold" meant that one of the goals of Spanish colonization was to find gold or to otherwise get economic benefits from the colonies. "God" meant that one of their goals was to spread Christianity.
so that it could drop more bombs or carry bigger bombs.
because it could drop nukes and it was faster than other bombers
They contributed to the decline of feudalism.