Wine vessels kept them fresh and free from a vinegar smell. In medieval Europe, the Roman Catholic Church supported wine because the clergy required it for the Mass. Monks in France made wine for years, aging it in caves. An old English recipe that survived in various forms until the 19th century calls for refining white wine from bastard—bad or tainted "bastardo" wine. The English word "wine" comes from the Proto-Germanic "*winam", an early borrowing from the Latin "vinum", "wine" or "(grape) vine", itself derived from the Proto-Indo-European stem *"win-o-" (cf. , "gini"; Ancient Greek: "oinos"; Aeolic Greek: "woinos"; Hittite: "wiyana";
Spanish wine were sold under names like Spanish sauternes and Spanish chablis. In the 1960s, Sherry was rediscovered by the international wine market and soon Rioja wine was in demand. The death of Francisco Franco in 1975 and the Spanish transition to democracy allowed more economic freedom for winemakers and created an emerging market with the growing middle class of Spain. The late 1970s and 1980s saw periods of modernization and renewed emphasis on quality wine production. The 1986 acceptance of Spain into the European Union brought economic aid to the rural wine industries of Galicia and La Mancha. The 1990s saw