Dubois believed that the "compromise" was bad for African-Americans because they should have fought for their rights instead of just accepting racism in exchange for education. What was compromised was their civil rights and their human dignity. The consequences was stronger racism because the African-Americans were taught not to oppose it.
Control of the Bosporus and Dardanelles straits was a strategic objective in both World War I and World War II because these straits provide access from the Black Sea to the Mediterranean Sea