What were african slaves most often sold to europeans in exchange for? a. gold b. salt c. guns d. oil

During world war ll, the untied states was a member of the allies axis european theater pacific theater

Which best describes the purpose of the second continental congress?

Which statement about submarine use in world war i is true? the allies never found a way to counter german submarine warfare. germany’s use of submarines affected the united states’ decision to enter the war. only the germans used submarines in world war i.