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.
Why was Pennsylvania founded? Pennsylvania is jus t one among the 50 states of America. Surrounded by famous landmarks such as Delaware, New York, New Jersey, Canada, Maryland, Ohio and West Virginia, the state of Pennsylvania is one place that is marvelous to explore.