<P> The American Gaming Association breaks gambling down into the following categories: </P> <Ul> <Li> Card Rooms, both public and private </Li> <Li> Commercial casinos </Li> <Li> Charitable games and Bingo </Li> <Li> Indian casinos </Li> <Li> Legal bookmaking </Li> <Li> Lotteries </Li> <Li> Parimutuel wagering </Li> <Li> Advanced Deposit Wagering </Li> </Ul> <Li> Card Rooms, both public and private </Li> <Li> Charitable games and Bingo </Li>

When did gambling become legal in the us