Cooch Behar, also known as Koch Bihar, was a princely state in India during the British Raj. The state was placed under the Bengal States Agency, part of the Eastern States Agency of the Bengal Presidency. It is located south of the Himalayan kingdom of Bhutan, in present-day West Bengal.

Bhutan, officially the Kingdom of Bhutan, is a landlocked country in South Asia situated in the Eastern Himalayas between China in the north and India in the south. With a population of over 727,145 and a territory of 38,394 square kilometres (14,824 sq mi), Bhutan ranks 133rd in land area and 160th in population. Bhutan is a constitutional monarchy with a king as the head of state and a prime minister as the head of government. Vajrayana Buddhism is the state religion and the Je Khenpo is the head of the state religion.