April 5, 1815: On this day, a catastrophic eruption of Mount Tambora caused significant destruction to the global wine industry due to the massive volume of ash lowering global temperatures up to a year later.

April 5, 1890: On this day, Baron Pierre Le Roy de Boiseaumarié was born. An integral figure in French wine history, he was the owner and director of Château Fortia, an estate with a history of winemaking that traced back to the 1300s. He spent his teens fighting against wine fraud and insincere techniques, which led him later in life to co-found the Institut National des Appellations d’Origine (INAO). He also had a hand in the development of the Appellation d’origine contrôlée (AOC) system, the original framework for appellations that has come to be used worldwide.

April 5, 1937: On this day, the Côtes du Rhône appellation of France was established, indicating the originality of wine as Rhône wine. Côtes du Rhône are the fundamental AOC wines of the Rhône area. These wines may be red, white, or rosé, and they are often predominated by Grenache, either Grenache noir or Grenache rouge, depending on the color of the wine.

April 5, 1994: On this day, the Russian-born winemaker Andre Victor Tchelistcheff passed away in California. He helped combat grape disease by developing frost-prevention measures. Tchelistcheff ran Beaulieu Vineyards in Napa Valley for 35 years, 15 years of which were simultaneous to his running of a private wine laboratory in St. Helena. In addition, he amassed an enviable collection of books on wine.

April 5, 2016: On this day, the Zuccardi family inaugurated their new wine cellar, a modern building inspired by the climate and soil of the Uco Valley region. The Zuccardi family has taken advantage of the climatic characteristics and the soil of the Uco Valley in Argentina to produce excellent quality wine; its vineyards have been considered the best in the world on multiple occasions.

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