Immediate conflicts:
... The USA had atomic weapons and the USSR did not. (The US would not share that technology with the Soviets.)
... The USSR did not assure that free and fair elections took place in Eastern Europe -- it saw to it that Soviet-aligned governments were installed there.
... Tensions over the East Germany / West Germany and East Berlin / West Berlin division of territory.
Deeper causes:
The USA was committed to capitalism and democratic institutions of government.
The USSR was committed to communism and imposed authoritarian government.
The Cold War was mostly a tension between these worldviews.
Answer: Srilankans use two main languages, Sinhala and Tamil both being the official languages.
They didn't want a strong central government so they apposed the convention.
Answer:
The right to Liberty is the right to be who you are, the right to become who you choose to become, the right to think what you choose to think, and the right to feel what you choose to feel. The right to pursue Happiness is the right to love as you choose; the right to love your freedom; the right to love your life.
Three of the things the Marshall Plan was designed to do were to stabilize war-town Europe, prevent the rise of communist states, and prevent the rise of violent dictators.