What compelled frederick douglass to share the story of his life?

It was more to prove an example. Many people could not believe that a former slave could appear so educated.

Not sure if this helps

Early attempts, such as the Stamp Act of 1765—which taxed colonists for ... To protest taxes, patriots often vandalized stores selling British goods and ... five American colonists in an event known as the Boston Massacre. ... All of the Townshend Acts—except for the tax on tea—were repealed in April 1770.