develop the station, attract immigrants to cultivate the slopes and stimulate trade resulted in a hundredfold increase in the population of Darjeeling between 1835 and 1849. The first road connecting the town with the plains was constructed between 1839 and 1842. In 1848, a military depot was set up for British soldiers, and the town became a municipality in 1850. Commercial cultivation of tea in the district began in 1856, and induced a number of British planters to settle there. Darjeeling became the formal summer capital of the Bengal Presidency after 1864. Scottish missionaries undertook the construction of schools and welfare centres for the British residents, laying the foundation for Darjeeling's notability as a centre of education. The opening of the Darjeeling Himalayan Railway in 1881 further hastened the development of the region. In 1899, Darjeeling was rocked by major landslides that caused severe damage to the town and the native population.
Under British rule, the Darjeeling area was initially a Non-Regulation District, a scheme of administration applicable to economically less advanced districts in the British Raj, and acts and regulations of the British Raj did not automatically apply to the district in line with rest of the country. In 1919, the area was declared a "backward tract". During the Indian independence movement, the Non-cooperation Movement spread through the tea estates of Darjeeling. There was also a failed assassination attempt by revolutionaries on Sir John Anderson, the Governor of Bengal in 1934. Subsequently, during the 1940s, Communist activists continued the nationalist movement against the British by mobilising the plantation workers and the peasants of the district.
Socio-economic problems of the region that had not been addressed during British rule continued to linger and were reflected in a representation made to the Constituent Assembly of India in 1947, which highlighted the issues of regional autonomy and
