How were world war i and world war ii similar?

Who is john brown and what did he do

Article ii "each state retains its sovereignty, freedom, and independence, and every power, jurisdiction, and right, which is not by this confederation expressly delegated to the united states, in congress assembled."—articles of confederation which of the following principles of american democracy does this quote best represent? social contract natural rights federalism rule of law

56: 58 the assembly line was a system through which items were mass-produced in a flow.