The main cause of the collapse of the aztec and inca empires was
a.
a long drought
b.
the arrival of european invaders
c.
defeat by local enemy tribes
d.
civil war within the empire

Why did the federalists support the ratification of the constitution? they believed in a strong federal government. they thought that it would end slavery. they were afraid the british would take over again. federalists believed the constitution provided just the right mix of power and limitations on power.