Poker is considered to be born in the USA within the second half of the 20th century. For a long time poker has been only one of existing gambling's but everything changed in 1970. The owner of a legendary casino "Binion's Horseshoe" in Las Vegas, a great fun of poker and an eminent player Benni Binion and his son Jack Binion organized within their casino a tournament between the most known US players. In the tournament took part six players that have been competing during seven days in gambling of different kinds of poker. A champion was determined by voting and that was Johnny Moss. This tournament provoked a poker boom among people and attracted more audience. A lot of men and women expressed their will to take part within the next similar tournament.

Binion took decision to continue organizing such tournaments and best online gamble united them under the name World Series of Poker (WSOP).