How did colonists rebel after the boston massacre?

 The Boston Massacre allowed the colonists to portray the British in a negative light. It helped bring more sympathy and support to the colonial cause. The colonists used this event to their advantage.

Explanation:

the colonists boycotted the tea sold by British East India Company and smuggled in Dutch tea, leaving the British company with millions of pounds of surplus tea and facing bankruptcy.

Explanation:

they made rome the dominant power in the mediterranean.