Indian National Congress . Founded in 1885 , the Congress led India to independence from Great Britain , and powerfully influenced other anti-colonial nationalist movements in the British Empire . It was founded in Bombay in late December 1885 , during the British Raj in India . From the late 19th-century , and especially after 1920 , under the leadership of Mahatma Gandhi , Congress became the principal leader of the Indian independence movement , with over 15 million members and over 70 million participants .
The Indian National Congress was founded on December 20th, 1885.