How did the destroyers for bases agreement president roosevelt signed help Britain and its allies

Which indo european tribe developed a strong warrior society and built an empire that was frequently invaded by those seeking fertile land

Describe some effects of the rise of communism in the soviet union?

Which action by the us war department angered chief red cloud to the point that he refused to sign the treaty of fort laramie ? a) the killing of buffalo by the united states troops b) the appointment of troops to the powder river basin c) the burning of parts of the powder river basin d) the murder of chief red cloud’s wife