The taxation act- the king of England started taxing the colonist in 1764.
The stamp act - taxed newspapers, legal documents, pamphlets, and much more.
The Boston massacre happened on the night of March 5th, 1770. It was a conflict between British soldiers and colonists, a group of British soldiers opened fires on a crowed of unfriendly colonists. This making the colonists even more angry and they started to throw stuff at the British soldiers. This caused three Americans to die.
Lastly the Boston Tea Party of 1773, this all started because of the tea act that was put in place. The colonist were very unhappy about it so they decided to dress like Indians and they dumped a ship load of tea into the Boston Harbor.