Two ways the posters encouraged American workers to work harder and increase production.

It help people gained some enthusiasm and to get work done to stop something that they didn't want to happen again.

Explanation: "It could arouse frightened and worried feelings and national pride. ... Other family members or friends that had died in previous wars, and nobody wanted to face the tragedies again, so they would be convinced by the posters."

answer; (religion)

abraham lincoln, according to anyone who was connected with agriculture, represented the worst of northern politicians. shortly after lincoln was elected, south carolina seceded from the union. they along with other southern states, retained their anger. in a way, it was their own fault: the democrats were split in the south. some wanted slavery to be extended in other states that were about to join the union and some didn't want it badly enough. lincoln had a solid backing from his party: the republicans were united in not wanting slavery to be expanded.