-What new problems did the increase of land from the war with Mexico cause for the United States?

The growth of American industry in the 1830s and 1840s was NOT influenced by

A) the transition to a factory setting.

B) the development of mass production.

C) the discovery of new natural resources.

D) the use of interchangeable parts.

E) the payment of cash wages to workers.

Explanation:

Many Americans volunteered to defend the nation from enemy bombing or invasion. They trained in first aid, aircraft spotting, bomb removal, and fire fighting. Air raid wardens led practice drills, including blackouts. By mid-1942 over 10 million Americans were civil defense volunteers.