Power is shared between the national government and the state government.
The country credited is China.
Answer:
Webster-Ashburton Treaty, Aug., 1842, agreement concluded by the United States, represented by Secretary of State Daniel Webster, and Great Britain, represented by Alexander Baring, 1st Baron Ashburton. The treaty settled the Northeast Boundary Dispute , which had caused serious conflicts, such as the Aroostook War .
Explanation:
The main cause was the Stock Market Crash of 1929.