What treaty brought ww1 to an end? : (

Amain reason most irish immigrants came to the united states in the mid-1800s wasa) to find jobs as skilled workers.b) to escape a potato famine.c) to live in less-crowded conditions.d) to escape religious persecution.

Could anything have been done through compromise to stop it, or did it have to happen?

Which controversial political issue of the 1920 is reflected in the cartoon