How would life in the United States be different if the U. S. did not trade with people in different countries around the world?

IF the U.S did not trade with other countries our clothes wouldn't have even been made out of cloth, our furniture quality wouldn't be that good (most furniture that is good quality says MADE IN CHINA and not MADE IN U.S). Most of the cars we ride today we probably

would not have because most cars are also made in China.    

Explanation:

the roman army grew in size and became dominant in the mediterranean region.