Born on July 8, 1914 in Calcutta.
Admitted to Loretto School.
Admitted to St. Xavier's Collegiate school
Passed Matriculation and Intermediate From St. Xavier's School and College
Graduated from Hindu Collage (Presidency Collage)
Graduated From Presidency College, Calcutta. B.A Honours in English
Went To U.K
Persuaded Bar at Law from Middle Temple, London.
Initiated to Marxism
Initiated to Marxism and Politics while in UK. Came in close association with Harry Pollitt, Rajani Palme Dutt,, Ben Bradley and other leaders of the Communist Party of Great Britain.
Member of India League
Became member of the India League, London, a member of the Federation of Indian Students in Great Britain, London Majlish.
Secretary Of London Majlish
Became Secretary Of London Majlish Its function was to organise students agitating for India’s independence.
Member of Communist Party of India
On return to India became a member of the Communist Party of India. As a trade-unionist, he was an important functionary of the B.A. Railroad Workers' Union and the All India Railwaymen's Federation. He was also in the leadership of several other trade union organisations.
He became member of Bengal Legislative Assembly.
Provincial Secretary Of CPI Bengal Unit
Between 1952 to 1961, was Secretary of the West Bengal Provincial Committee of the Communist Party of India
Elected in West Bengal Legislative Assembly
After independence, elected to the West Bengal Legislative Assembly in 1952, 1957, 1962, 1967, 1969, 1971, 1977, 1982, 1987, 1991 and 1996.
Leader of Opposition
Jyoti Basu Was the leader of the Opposition in the West Bengal Legislative Assembly from 1957 to 1967.
As Deputy Chief Minister
Was Deputy Chief Minister of the two United Front Governments in West Bengal in 1967 and 1969.
As Chief Minister
Took his oath as Chief Minister of West Bengal on 21st June, 1977. Headed the Left Front government in the State for five consecutive terms.
In 1996, his name was proposed by the secular allies for Prime Ministership.
But the CPI(M) Central Committee decided to support the government from outside. He also played an important role in mobilizing secular forces against the communal BJP.
Relinquished from Government Office
Relinquished the office of the Chief Minister on November 6, 2000.
Became Special Invitee to Polit Bureau of CPI(M)
Member of the Central Committee and Special Invitee to the Polit Bureau of the CPI(M)
Admitted in AMRI hospital
On 1 January 2010, Basu was admitted to AMRI hospital after he was diagnosed with pneumonia
On 16 January 2010, his health condition became extremely critical and he was suffering from multiple organ failure. Seventeen days after being taken ill, he died on 17 January 2010 at 11:47 am