4 part question; final; timed | Quick Homework Help

I’m studying and need help with a History question to help me learn.

Disclaimer!!! these do not need to be extremely long; they are for a final exam and the questions just need answered; does not need to be extremely elaborate!

1)Analyze how nationalism and imperialism contributed to the outbreak of World War I. Use historical examples to support your answer.
Of the various causes of World War I, which do you think was the most important and why?

2)Analyze how the stipulations of the Treaty of Versailles that ended World War I, along with the Great Depression of the 1930s, contributed to the outbreak of World War II.
Then analyze significant ways in which World War II changed the world. Make sure you use enough historical details to support your answer.

3)Identify and analyze the main events of the Cuban Missile Crisis and the Vietnam War. Then assess how these events affected the relationship between the United States and the Soviet Union. Make sure you use enough details to support your answer.

4) Analyze how the reforms of Mikhail Gorbachev led to the breakup of the Soviet Union. Point out what events led to the ascendency of Gorbachev to party leadership, and then identify and analyze Gorbachev’s reforms. Use specific details to support your answer. Then evaluate the relative success of democracy and capitalism in Russia after the end of the Cold War.