What was the one disease that came from the new world to the old world?

2018 means 2018 ce or common era

there have been other eras too including bce, which included way more years.

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.

thing is, i'm afraid, you can't.

the most you can do is log out and never log in again.

d.

the northwest territory became the most densely populated area in the u.s.