The techniques of sparkling winemaking did not originate with the Benedictine monk Dom Pérignon, nor was the first purposely sparkling wine produced in the region of Champagne. Regardless, through centuries of refinement Champagne has become the world’s leading sparkling wine and the vinous embodiment of luxury and celebration.
If you're just wondering about current releases and ignore the auction market, I'm pretty sure Krug's Clos d'Ambonnay is the most expensive.
Okay, so, they were banned in 1983. This is mentioned in the French version of the Maisons Champagnes site and confirmed by Frederic from Ruinart. Thanks for the question!
Hi, I found this reference which makes me think that the CIVC site used to have some different information. Currently, the CIVC, Maisons Champagne, and Tom Stevenson all mention rehoboams. I'm going to try to find a more definitive answer and will update shortly.
Hi, this site has a short explanation. Basically, a warm ocean current called the North Atlantic Current carries warm air inland and moderates the area.
The study guide lists the Reheboam as being a discontinued size as of 1989 but the Comité Champagne still has Reheboam listed on their website as an allowable size of Champagne bottle.
www.champagne.fr/.../champagne-bottles
Does anyone have a source to confirm Reheboams being discontinued?