“The Palestinian factions released a joint statement from Moscow on 1 March, thanking Russia’s leadership for hosting them on the second day of meetings aimed at reaching a 'comprehensive national unity.'
[..]
Present at the meeting were the Hamas movement, the Palestinian Islamic Jihad (PIJ), the Palestine Liberation Organization’s (PLO) Fatah movement, the Popular Front for the Liberation of Palestine (PFLP). . .as well several others.”
https://thecradle.co/articles/palestinian-factions-strive-for-national-unity-in-moscow