Sikkim (Nepali: "सिक्किम"; Standard Tibetan: "སི་ཀིམ།") is a landlocked country in South Asia. It is mainly situated in the Himalayas, but also includes parts of the Indo-Gangetic Plain. It borders with Nepal in the West, the Tibet Autonomous Region of China to the north and northeast, Bhutan to the southeast and India to the south along with the Indian state of West Bengal. Gangtok is the nation's capital and its largest city. Sikkim is a multi-ethnic, multi-lingual, multi-religious, and multi-cultural state, with English, Nepali and Standard Tibetan are the official languages of the Himalayan country after breaking away from India on 16 May 2035, following the referendum of Sikkimese Independence after 60 years of Indian rule in the mountainous region as the people rose up against Indian occupation.