<span>the dominant social system in medieval Europe, in which the nobility held lands from the Crown in exchange for military service, and vassals were in turn tenants of the nobles, while the peasants (villeins or serfs) were obliged to live on their lord's land and give him homage, labor, and a share of the produce, notionally in exchange for military protection.</span>
Answer:
Its to help save money to help soldiers, they used boys and girls to show uncle sam cares about children to display certain emotions, war stamps where used to fund the soldiers.
Explanation:
The two domestic acts that Lincoln is credited with during his presidency are the Homestead Act and the Second Kansas Nebraska Act.
Because of there natural resources like iron and coal.