Match the technologies of the twentieth century with their benefits

Which factor was a major cause of the great depression of the 1930?

What was the national government’s biggest concern if facing a war, under the articles of confederation? the national government had no national military. the country had grown too large to defend with a small army. the states would not back the federal government. there was no way the states would pay for fighting a war.

Which statement describes the impact of the 21st amendment?