why did some paleolithic people in east africa migrate to other areas between 100,000 and 75,000 years ago?

Identify the reason each country wanted to go to war in the year before and during world war 1

What roles does climate change and natural resources play in global politics?

Why was the u. s. annexation of hawaii delayed until william mckinley became president? a: the rebels who overthrew queen liliuokalani opposed u. s. annexation. b: the senate did not approve the treaty of annexation until mckinley entered the white house. c: supporters of the nationalist cause were in the majority in hawaii until 1898. d: mckinley’s predecessor, grover cleveland, refused to sign the treaty of annexation.