How did the Mongols use siege weapons and the pony express to their advantage?

Which statement explains why john adams most likely supported the separation of powers between the branches of the new national government? question 1 options: the work of government would be overwhelming for just one branch. the work of government could be accomplished more quickly by three branches. each branch of government would limit the power of the other two. each branch of government could ignore the decisions made by the other two.

In 1816, john c. calhoun proposed that: a. that the federal government aid in the construction of roads and canals to improve transportation to and from the west b.the united states should end slavery. c.the united states should increasing the size of the navy and invade central america. d. the united states should annex hawaii

How does nafta affect relations between the united states and canada? a. it bans immigration between the two countries. b. it opens the borders between the two countries. c. it raises taxes on trade between the two countries. d. it allows free trade between the two countries.