The Boston tea party was one of the causes of the revolutionary war. it was a cause because ameriacan citizens dressed up as Native Americans to jump on British Boats and threw thousands of dollars worth of tea off of the boat.
The battle of Saratoga was one cause because it peaked a place in the war where the americans finally had a victory point over the British.
The protests in Massachusetts angered the British. One of the protests even began a fight between the Americans and British soldiers.