Which statement best describes a challenge in the Roman economy?

Rome had difficulty finding trading partners.
Rome lacked resources to build infrastructure.
The tax burden on citizens in Rome was too high.
Trade competition led to conflict between social classes.

Nationalsim led to major conflicts following world war1 especially when

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

What was the compromise that allowed california to be admitted to the union