What was characteristic of the United States after the War of 1812? A feeling of patriotism was developing. The U.S. lost the respect of European nations. Americans still relied on manufactured British goods.

Sagot :

Perhaps most importantly, the war’s outcome boosted national self-confidence and encouraged the growing spirit of American expansionism that would shape the better part of the 19th century.

I would say Your answer is the First option. Hope I helped. :)

Answer:

A feeling of patriotism was developing

Explanation: