The major purpose of the Truman doctrine was to stop Soviet imperialism during the Cold War. This was because the Soviets had a communist way of life, which the American people felt threatened by as the Soviets were encroaching in different parts of the world and the Americans did not want a take-over of this kind globally.
Your answer would be Diesel Engine are 40% more efficient...
Hope that helps!!!
I believe that it is D. KKK is very much into white supremacy. Also with a little deductive reasoning I think the WHITE League is very much into white supremacy as well. Hope this helps!
900 AD
Why?
BC comes before AD. BC counts from biggest to smallest.
EXTRA INFO: We are in 2018 AD. AD and CE are the same thing. So are BC and BCE.