The stage was set for a civil war between two rival regimes on the Korean peninsula.

Members of the Fujiwara, Taira, and Minamoto families-all of whom had descended from the imperial family-attacked one another, claimed control over vast tracts of conquered land, set up rival regimes, and generally upset the peace.

It ended nearly four centuries of division between rival regimes.

After the Dessalines coup d'état, the two main conspirators divided the country in two rival regimes.

The Korean War was an escalation of a civil war between two rival Korean regimes, each of which was supported by external powers, with each trying to topple the other through political and guerrilla tactics.

Early fighting in the Central Java highlands and around Madiun suggested the PKI might be able to establish a rival regime centred on these regions.

In 1497, Roldán revolted against Bartholomew Columbus and established a rival regime in western Hispaniola, drawing into it by 1498 about half of the Spaniards.

It was succeeded by a series of rival regimes until nobleman Yang Jian (d 604) managed to reunify China under his new Sui dynasty (581-618).

They also wiped out the last remnants of rival regimes established by Li Zicheng (killed in 1645) and Zhang Xianzhong (Chengdu taken in early 1647).

The existence of two rival regimes will create instability in an already very fragile legal framework.