The Intolerable Acts, called by the British the Coercive Acts or Punitive Acts, were a series of laws passed by the British Parliament in 1774 in response to the growing unrest in thirteen American colonies, particularly in Boston, Massachusetts after incidents such as the BTP. A short description can be found on the UK History Channel.

First Continental Congress

Continental Congress, the central governing body of the American gathered from 5 September to 26 October 1774 to discuss possible responses to British actions that threatened their rights. In particular, they sought the repeal of Parliament's measures—commonly called the Coercive or Intolerable Acts—directed at Massachusetts following the BTP of 1773. Read more on Answers.Com

Battles of Lexington and Concord

The Battles of Lexington and Concord were the first battles of the American Revolutionary War. They were fought on April 19, 1775, in Middlesex County, Province of Massachusetts Bay, within the towns of Lexington, Concord, Lincoln, Menotomy (Arlington), and Cambridge, near Boston. Wikipedia has an excellent summary of these events.

Common Sense Pamphlet

In January of 1776, Thomas Paine anonymously published the 50-page pamphlet Common Sense which supported America's independence from England and its monarchy. Read the full text book on Google Books.

Second Continental Congress

The Second Continental Congress was the national government established by the First Continental Congress on May 10, 1775, as war broke out between the Americans and the British. It took charge of the war effort, created a Continental Army and appointed George Washington as its commander in chief, and opened diplomatic negotiations with European powers. Wikipidea has the best description of this event.