in terms of longitude the easternmost state of india is
List of extreme points of India India's eastern-most state is Arunachal Pradesh. Part of the state is claimed by China as "South Tibet", though administered by India, The easternmost of Indian-administered territory is located in this disputed region.[2] Consequently, this list mentions both the disputed and undisputed eastern-most points in India.
New Delhi Calcutta (now Kolkata) was the capital of India during the British Raj until December 1911.
Assam Assam (English: /əˈsæm/, /-sɑːm/  listen (help·info)) is a state in Northeast India, situated south of the eastern Himalayas along the Brahmaputra and Barak River valleys. Assam covers an area of 78,438 km2 (30,285 sq mi). The state is bordered by Bhutan and the state of Arunachal Pradesh to the north; Nagaland and Manipur to the east; Meghalaya, Tripura, Mizoram and Bangladesh to the south; and West Bengal to the west via the Siliguri Corridor, a 22 kilometres (14 mi) strip of land that connects the state to the rest of India.
Northeast India The states of North Eastern Region are officially recognised under the North Eastern Council (NEC),[2] constituted in 1971 as the acting agency for the development of the north eastern states. Long after induction of NEC, Sikkim formed part of the North Eastern Region as the eighth state in 2002.[3][4] India's Look-East connectivity projects connect Northeast India to China and ASEAN.