The Chittagong Uprising termed by the British as Chittagong Armoury Raid, was an attempt on 18 April 1930 to raid the armoury of police and auxiliary forces from the Chittagong armoury of Bengal Province in British India by armed Indian independence fighters led by Surya Sen.

Chittagong, officially Chattogram, is the second-largest city in Bangladesh. Home to the Port of Chittagong, it is the busiest port in Bangladesh and the Bay of Bengal. It is the administrative seat of an eponymous division and district. The city is located on the banks of the Karnaphuli River between the Chittagong Hill Tracts and the Bay of Bengal. The Greater Chittagong Area had a population of more than 5.2 million in 2022. In 2020, the city area had a population of more than 3.9 million. The city is home to many large local businesses and plays an important role in the Bangladeshi economy.