President taft instituted an imperialist policy in the early 20th century called in which the united states provided economic assistance to cuba, the dominican republic, haiti, and nicaragua.

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