 Complete the following phrase:  The Californian wine industry slowly recovered from Prohibition. By the 1960s, it was primarily known for its sweet port-style wines made from Carig and Thompson Seedless grapes and jug wines. However, a new wave of vintners emerged ushering in a renaissance period in California wine production with techniques strengthening the grape produce, fermentation and the bottling processes. Several well-known wineries began in this decade, including Robert Mondavi, Heitz Wine Cellars, and David Bruce Winery in the Santa Cruz Mountains. As the quality of Californian wine improved, the region started to receive international attention. A watershed event in the viticulture industry occurred in 1976 to celebrate the United States Bicentennial. British wine connoisseur, merchant and founder of Frances first private wine school, LAcademie du Vin, Steven Spurrier, organized the 