In your own words, explain why the period between 1951 and 1959 is regarded as the dawn of space age. what are two technological advancements or discoveries from this time period?

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