Why do historians continue to gather historical evidence for even well-known events

In the past, most historians would have said no, but recently, definitions of historical significance have changed. The past is everything that ever happened to anyone anywhere. There is much too much history to remember all of it. ... World War II passes the test for historical significance in this sense.

Explanation:

because it is

the first forms of writing came from them in the form of pictographs around 3100 bc.

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.