Musa al-Sadr
It was formed in late March 1976 at West Beirut by breakaway sections of the Lebanese National Movement (LNM), which included the pro-Syrian factions of the Syrian Social Nationalist Party in Lebanon (SSNP) and the Arab Socialist Ba'ath Party – Lebanon Region, the Shia Amal Movement led by Musa al-Sadr, Kamal Shatila's Union of Working People's Forces (UWPF) and the Kurdish Razkari Party. The FPNP supported the June 1976 Syrian intervention in Lebanon.