to what extent did Islam play a role in the creation of an extensive empire in a short period of time?

1)if a revolution merely replaces one authoritarian ruler with another, is it still a a revolution? a turning point? 2) “the great events of history have a way of defying ideological manipulation”, according to serge schmemann, a pulitzer prize winning journalist. do you agree, why or why not? other thoughts?

What event brought the us into wwii? what conflicts happened after the us entered the war? i know the first part of this question, i need with the second part.

Which act of the conquistador pizarro was crucial in overthrowing the inca? a. the destruction of the ancient inca city, machu picchu b. the siege of the inca capital near the cuzco valley c. the execution of the last inca ruler, atahualpa d. the unexpected deaths of 3 million inca warriors e. the murder of former inca emperor, huascar