Why does the Gettysburg address still resonate with Americans today?

Government powers not provided to the national government in the us constitution but are rather given to the states by the 10th amendment is called?

Were african-americans allowed to serve in the military in wwi?

Which of the following statements would be supported by both a communist and a utopian socialist? a) a government should restrict the number of imports and exports to protect its gold reserves b) governments have no right to restrict the actions of businesses or customers c) society will shift towards socialist ideals without the need for violent revolutions d) the gains of the industrial revolution should be shared by all members of society