Why did the colonies decide to declare independence from Britain? (give me at least 3)

By declaring themselves an independent nation, the American colonists were able to confirm an official alliance with the Government of France and obtain French assistance in the war against Great Britain. ... Independence would be necessary, however, before French officials would consider the possibility of an alliance.

c. it required that townships set aside land for public schools.

they died because of a disease during the first spanish colonies.