1986 मायथायाव अरुणाचल प्रदेश हादरसानि बिलआ संसदजों गनायजादोंमोन आरो 1987 मायथायनि 20 फेब्रुवारिनिफ्राय उनफिथाइ जों अरुनाचल प्रदेश 24 थि भारतनि मिरु भारतनि मिरु खुंथाय हादरसा जमा फैयो ।
The state of Arunachal Pradesh Bill was passed by the Parliament in 1986 and with effect from February 20 1987 Arunachal Pradesh became the 24th state of Indian Union .