This propaganda poster urges men to enlist in the army to protect not only their children but the children of those fighting in Europe.
This poster implies that the US government is taking away the rights of women by not allow them to vote. It takes away their freedom of speech and ability to be active in the government.
This propaganda poster suggests that by supporting Wilson's 14 points, the world will be a more peaceful place. Everyone will have peace if Wilson's points are supported.