Wiktionary
factionalization
n. The formation of factions, often through conflict.
Usage examples of "factionalization".
He was a consensus builder, and a charismatic leader who had avoided the factionalization of the Council.
Even given a new opportunity to engage in imperialism, it ignored that option—and turned its aggressive instincts inward, upon itself, in the form of factionalization, feuding and quite often self-destruction.