Restriction of civil liberties was a problem because England would not allow the colonies to appoint a governor for themselves out of the colony citizens.
British Military measures became a problem because they started enforcing English law on the colonies by using the military. Things like breaking up political rallies, large gatherings of people, protesters, and enforcing curfews. The more the military got involved, the more the colonies revolted. of these are important issues or "rights" the British were denying the new colonists. The New Americans felt that they should be able to have many more freedoms and not be under the totalitarian regime of the British government. For this reason they felt that they should create their own government. Things such as the Boston Tea Party were a direct result of "taxation without representation" Basically the British government wanted to call all the shots without any say of the colonists. The colonist had no political representation in British Parliament. The legacy of colonial religious and political ideas is the most important, because without those ideas, the colonists wouldn't have looked at the world, and interpreted English actions, as they did. That “legacy” should mean the Enlightenment, which was an intellectual movement that emphasized human equality and natural rights. Everything that the colonists acted on and thought of was based on these ideas. So, I'd say it's the most important factor.
Second would be Parliamentary taxation. It was taxes, after all, that practically started everything: The Sugar Act, the Stamp Act, the Townsend Acts, the Tea Act, etc. So much of what the colonists protested was about taxes. So, that should be next.
Third would be the restriction of civil