Why did Rome need a large
professional army?

yes

explanation:

the fighting words doctrine, in united states constitutional law, is a limitation to freedom of speech as protected by the first amendment to the united states constitution. in 1942, the u.s. supreme court established the doctrine by a 9–0 decision in chaplinsky v. new hampshire.

a. poison gas was sprayed over battlefields by airplanes to weaken enemy positions before major attacks.

b.unemployment reached nearly 25 percent.