1754-1763 - French and Indian War.
This war between Britain and France ended with the victorious British deeply in debt and demanding more revenue from the colonies. With the defeat of the French, the colonies became less dependent on Britain for protection.
1770 - Boston Massacre
The colonists and British soldiers openly clashed in Boston. This event was used as an example of British cruelty despite questions about how it actually occurred.
I really hope this helped in some way. Well, it should since the other 2 answers did no good.
Josieness
