Both the Merrimack and the monitor were

What was the underlying cause of the cold war?

Which development most directly benefited american businesses in the 1950s?

After world war ii, the world discovered that nazi germany had murdered millions of innocent people as part of the holocaust. seeing that human beings could treat one another so horribly changed the way many people looked at war, government, and minority rights. how could these changes have impacted the study of history?