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.
History of Philadelphia, Pennsylvania. Philadelphia is the largest city in Pennsylvania and, at the time of the American Revolution, was the largest and most important city in America. Founded by William Penn as a place of religious tolerance, its spirit infused the early steps towards independence.istory of Philadelphia, Pennsylvania. Philadelphia is the largest city in Pennsylvania and, at the time of the American Revolution, was the largest and most important city in America. Founded by William Penn as a place of religious tolerance, its spirit infused the early steps towards independence.