schismogenesis
The formation of schisms or divisions.
uncountable
In other instances, schismogenesis results in the breakup of the original community, but with one or both factions surviving.
Where it comes from
Coined by English anthropologist, linguist, semiotician and cyberneticist Gregory Bateson, schism + -o- + -genesis.
Adapted from the Wiktionary entry schismogenesis (CC BY-SA 4.0).