Negros Island Regionball

 was a former region of.

History
was born as a 7ball, adopted by native sultanates, Spanish East Indiesball, First Philippine Republicball, Tagalog Republicball, United States Philippinesball, Commonwealth of the Philippinesball, Second Philippine Republicball and Philippinesball.

Colonial Period
On November 5, 1898 Negros declared itself independence from Spainball and called itself as the Cantonal Republic of Negrosball (like its brother Republic of Zamboangaball). Because it didn't want to be part with his Tagalog brother, although all three were annexed by the USballs later on.