How did the neanderthaland and cro-magnon people get their names?

How was louis and clark expedition event unfolding and what was going on

Which type of local government is expressed in this map of georgia?

What role did mazzini play in italian unification? a.) he dreamed of a united italy and took the first steps to achieving it. b.) he conquered the southern part of italy, including sicily. c.) he was the first leader of a united italy. d.) he was assassinated by the french government, making him a martyr.