Gambling
Gambling is an addictive activity consisting of spending money on games of chance having an expected return less than 100%.
Several times in American history gambling has gone from being illegal, to being legal in many areas, to becoming illegal again. Gambling is typically regulated at the state and local levels, but Congress passed a bill prohibiting internet gambling in 2006.
In 2005, the World Trade Organization (WTO) ruled that "the U.S. had failed to comply with a 2005 final WTO order to change certain laws related to a successful challenge by Antigua of the U.S. ban on Internet gambling. The WTO GATS agreement allows nations to 'take back' service sectors from WTO jurisdiction, but only after compensating trading partners for lost business opportunities."[1]
In response to a request by more than half the states, in 2007 President George Bush withdrew the United States gambling sector from jurisdiction under the World Trade Organization, in anticipation of further demands or sanctions by the WTO against American regulation of gambling.[2]