Gilgit-Baltistan has been under Pakistan administration since 1947 and was given self-governing status on August 29, 2009. Gilgit-Baltistan comprises 10 districts within three divisions. The four districts of Skardu Kharmang Shigar and Ghanche are in the Baltistan Division, four districts of Gilgit Ghizer Hunza and Nagar districts which were carved out of Gilgit District are in the Gilgit Division and the third division is Diamir, comprising Chilas and Astore (which was carved out of the Diamir District in 2004). The main political centres are the towns of Gilgit and Skardu.