The white people or The European came to invade Africa so they must to moved out of them "homelands".
During the 1930s, the combination of the Great Depression and the memory of tragic losses in World War I contributed to pushing American public opinion and policy toward isolationism. Isolationists advocated non-involvement in European and Asian conflicts and non-entanglement in international politics.
Would that be an archaeologist?
the Egyptians began making Glass that is produced from a mixture of silica-sand, lime and soda. which is different from what we use to make glass making it different from others.