1) Humanitarian ground. 2) Support Democracy. 3) Get Back Mansoravar, Akasai Chin, which is now under Chineese occupation. 4) Water----China is building Huge Dams on river Brahmaputra, this is the a big concern to India's future water woes. 5)Tibet is being used as a Base for deployment for Nuclear Missiles, most of them are pointed towards india.