The founding secretary of the party was Edmund Samarakkoddy.
RSP had denounced the 1971 uprising of the Janatha Vimukthi Peramuna as adventuristic.
In the latter half of the 1970s, RWP developed contacts with the international Spartacist tendency.
After the break with the Spartacists, RWP developed close contacts to an Italian split-off from iSt, the Revolutionary Workers Group (GOR).
This article about a Sri Lankan political party is a stub.