The New Anticapitalist Party is a far-left political party in France founded in February 2009. The party launched with 9,200 members and was intended to unify the fractured movements of the French radical Left, and attract new activists drawing on the combined strength of far-left parties in the 2002 presidential elections, where they achieved 10.44% of the vote and 7% in 2007.

The Revolutionary Communist League was a Trotskyist political party in France. It was the French section of the Fourth International (Post-Reunification). It published the weekly newspaper Rouge and the journal Critique communiste. Established in 1974, it became the leading party of the far-left in the 2000s. It officially abolished itself on 5 February 2009 to merge with smaller factions of the far-left and form a New Anticapitalist Party.