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Say something about the three immigration waves.

What were the contents of the New Deal?

What was the impact of the Vietnam War-on American society?

Whigs and Tories

How did the "Glorious Revolution" break out? What was the significance of it?

The Black Death

What are the effects of the World WarⅠ have on Britain ?

Mrs. Thatcher

Why did the Civil War break out? How did the war end?

Why did the early settlers come to America? Who were the Pilgrims? Who were the Puritans? What were the features in the colonial period which had influence on later American development?