The gun was known for its accuracy and speed, and the French 75 is said to have such a kick that it felt like being hit by just such a weapon.
There are many stories from the 19th Century of noble gentlemen, like the Prince of Wales, enjoying similar concoctions!
So, now you've read about the history, here's the recipe!
45ml Bombay sapphire
25ml lemon juice
25ml gomme syrup
Top up with champagne