Which conflict greatly stressed relations between the american colonists and britan?

There are many times when American Colonists and Great Britain faced stressed relations before the American Revolution. 
One of them, for example, was when Britain sent troops to America to ensure that their laws and regulations were followed. However, Britain sent ONE soldier to every FOUR citizens, making the area fill up fast. Therefore, Britain passed the Quartering Acts, In which the British Soldiers were sent to live in the homes of the colonists, simply because there were so many of them and not enough places for Britain to let them stay.

It is actually a paradox because music and eyes don’t go together so