This is a great short history of the split in the First International. (For more on moving past the split in the International, check out this pamphlet: https://shop.workingclasshistory.com/products/divide-and-conquer-or-divide-and-subdivide-how-not-to-refight-the-first-international-mark-leier)
Communist Brainstorming -
Consider this a friendly, local pub. Make yourself at home, bring your friends, have a good time! Meet new people, have a laugh, enjoy the ambience, and the Oxford commas.