How cannabis is consumed. In a 2010 National Survey on Drug Use and Health (NSDUH), 17.4 million people in the United States said they had used marijuana in the past month. According to the survey, marijuana is the most commonly used illegal drug.
Now the largest city in Pennsylvania, Philadelphia served as the nationâs capital from 1790 until a permanent capital was established in Washington, D.C., in 1800. Both the Declaration of Independence and the U.S. Constitution were signed in Philadelphia.
William Penn, an English gentleman and member of the Society of Friends, founded the colony of Pennsylvania in the early 1680s as a haven for fellow Quakers. But Pennâs conviction that in religion âforce makes hypocrites; âtis persuasion only that makes convertsâ led him to institute a policy of religious tolerance that drew other persecuted sects to Pennsylvania.