NRSP emerged through a split in the Revolutionary Socialist Party.
NRSP contested the 1977 state legislative election as an ally of Communist Party of India (Marxist) (CPI(M)).
Parameswaran got 22 666 votes, but lost to the RSP incumbent R.S.
RSP had joined the Left Democratic Front whereas NRSP had joined the United Democratic Front.
This article about an Indian political party is a stub.