 A large office complex known as Place du Portage began construction in the 1970s, uprooting many businesses along what was once the town's main commercial area, and displacing some 4,000 residents.The disco era of the 1970s ushered in new prosperity for Hull's nightlife, and "Viva Disco" was named in "Playboy" magazine's top ten in North America.In the early 1980s, Hull City Council began encouraging the expansion of bars in the downtown area.