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.
The Story of the Creation of the Nation's First Hospital. Pennsylvania Hospital was founded in 1751 by Dr. Thomas Bond and Benjamin Franklin to care for the sick-poor and insane who were wandering the streets of Philadelphia.. At the time, Philadelphia was the fastest growing city in the 13 colonies.