What battle was the turning point in the Europe Front of the war and the battle that was the turning point in the Pacific Front of the war? (must give the name of the battle for both fronts)

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