What did the tang dynasty do to try and make the government more efficient and effective?

Need this !how did the war of 1812 contribute to an increase in u.s. manufacturing? a) the war provided more resources for factories to increase production. b) the war promoted trade between countries so that americans could focus on fighting. c) the war cut americans off from their previous supply of imported manufactured goods. d) the war limited transportation in america, making it necessary to import manufactured goods.

Apoet can make powerful, but subtle statements a) overstatement b) irony c) paradox d) understatement

Was the us justified in using the atomic bomb on hiroshima and nagasaki? why or why not?