by getting on the road and having fun
The answer is Truman Doctrine, because me and you have the same question. You have to find the person, and i have to find what he said. Which my answer is that we would oppose communism and Soviet aggression wherever it popped up.
The perspective of Africans changed in a significant way after fighting in WWII. For years, Africans had been unhappy with the treatment they received from white settlers. As they fought side by side with these "colonial overlords" in the Second World War, that discontent grew. During the war, they were exposed to many new influences and ideas, which led them to see that the white man could be taken down if they attempted to do so. This new perspective led to African empowerment and determination.
The answer is Perestroika
This policy implemented by Gorbachev focused on restructuring the communist party of the Soviet Union. This included replacing top officials from this party and replacing them with new people. Along with this, Gorbachev focused on restructuring the economy. Gorbachev strayed away from the system where the government planned the economy and focused more on free market ideas, allowing the citizens to make their own economic decisions.