Correct

割据

/ gējù / 
Strokes

Definition

to set up an independent regime/to secede/segmentation/division/fragmentation

Example

As a Verb

divide (land/territory) by force; seize a part of the territory and set up a separatist regime by force

1
Jūnfá
军阀
gējù
割据

separatist warlord annexation of land; nation carved up into a number of separate regimes by rival warlords

2
Fēngjiàn
封建
gējù
割据

feudal separatist rule

3
Gējùyīfāng
割据一方

have a separatist/renegade regime in a country