Las Vegas in the 1940s Cortez Hotel and Casino. The Arizona Club, also known as the "Queen of Block 16", was the first Las Vegas saloon to have second story constructed for prostitution and was unchallenged until 1941. In 1942, Las Vegas closed its prostitution district, accommodating a request from the military, and by December 1942, bars and casinos were closed for an eight-hour period, starting at 2:00 AM. The West Side Club opened for African American customers in the early 1940s as, in 1942, Las Vegas city commissioners denied a permit for an interracial hotel-casino in the Downtown area. The Hotel Last Frontier was
W Las Vegas purchased an adjacent site that had been planned for the Las Ramblas Resort. Edge Resorts then planned to build Edge East, a boutique hotel district, on the newly acquired property to accompany W Las Vegas. The project was cancelled when Starwood pulled out of the partnership in May 2007. Since the launch of Starwood's first W Hotel in 1998, Ross Klein, the senior vice president and chief marketing officer of W Hotels, had wanted to open a W hotel in Las Vegas. However, such plans failed for years to materialize as Klein had difficulty finding an adequate location and partner