"Sunlight reaches Earth's atmosphere and is scattered in all directions by all the gases and particles in the air. Blue light is scattered in all directions by the tiny molecules of air in Earth's atmosphere. Blue is scattered more than other colors because it travels as shorter, smaller waves. This is why we see a blue sky most of the time." -NASA
Congress ratified preliminary articles of peace ending the Revolutionary War with Great Britain on April 15, 1783. On September 3, 1783, the Treaty of Paris was signed, bringing the Revolutionary War to its final conclusion.