Question

What were congressmen who supported war with England in 1812 called?

Answer 1

The war of 1812 was the conflict fought between the United States and Great Britain over British violations U.S. maritime rights.

The tensions that caused the War of 1812 arose from the French revolutionary and Napoleonic wars (1792-1815). During this nearly constant conflict between France and Britain.

A fraction of congressmen known as the War Hawks  began calling for ore decisive and and aggressive measures.

Answer 2

Generally speaking, congressmen who supported war with England in 1812 were called "War Hawks," since they were seen as being aggressive in their approach to foreign policy.