Nothing says celebration like Champagne. For many of us, popping open a bottle of bubbles is the default way to mark good news or to toast to success. It’s also a byword for luxury and indulgence. More than 320 million bottles of the festive fizzy stuff were sold worldwide in 2020 (second only to Prosecco). From the stories behind the most prestigious Champagne houses to how we drink at home, here’s how the king of bubbles conquered the world.