Kumar as its choice for the post. The RCPI won two seats in the 1969 West Bengal Legislative Assembly election. Kumar was named convenor of the United Front as well as being named Food Minister in the Second United Front Cabinet. After Kumar's entry into the West Bengal state cabinet, the two RCPI legislators, Anadi Das and M. Mokshed Ali, revolted against Kumar's leadership. In July 1969 the two legislators were expelled from RCPI, accused of "anti-Party and anti-UF activities". The expulsion provoked a split in RCPI, with Anadi Das leading his own RCPI faction. 1970s After the fall of the United Front cabinet, the RCPI joined the CPI(M)-led United Left Front. The front, which was formally constituted in May 1970, had Kumar as its convenor. In the 1971 West Bengal Legislative Assembly election RCPI won three seats; Bimalananda Mukherjee in Santipur, Sudhindranath Kumar in Howrah Central and Trilochan Mal in Hansan. In the 1971 Indian general election RCPI and CPI(M) had an electoral understanding in Assam. RCPI fielded three candidates in the 1971 Lok Sabha election; two in Assam and one in Bihar. In the Nowgong constituency Baneswar Saikia obtained 32,619 votes (14.34%). In the Jorhat constituency Khogen Bar Barua finished in second place with 31,810 votes (17.10%), challenging Tarun Gogoi. In Bihar, Lakshmi Narayan Singh contested the Katihar seat and obtained 1,193 votes (0.43%). In the 1972 West Bengal Legislative Assembly election RCPI fielded its three incumbent legislators; Mukherjee, Kumar and Mal. All three were defeated, gathering 47038 votes (0.35% of the statewide vote). Whilst RCPI lost its Dhing seat in the 1972 Assam Legislative Assembly election, it managed to score an impressive victory against Dharanidar Chowdhury in Bhabanipur constituency. The Bhabanipur legislator was Ghanakanta Boro. As of the mid-1970s RCPI published the Bengali weekly Mat-o-Path and the Bengali fortnightly Janasadharan, both issued from Calcutta. RCPI fielded a single candidate in the 1974 Orissa Legislative Assembly election. Sarangdhar Muduli, a trade unionist, contested the Sukinda seat and obtained 478 votes (1.21%) 1977 elections Ahead of the 1977 Indian general election RCPI was one of the six founding parties of the CPI(M)-led West Bengal Left Front. The Left Front contested the general election in West Bengal with an electoral understanding with the Janata Party. But whilst CPI(M) was supportive of the Janata Party in Assam in the 1977 Lok Sabha election, RCPI considered the Janata Party and the Congress(I)