Just like the Russian Bolshevik party is a Imperial German army creation!
Age old tactic! (See Sun Tzu) Exploit the factions within your enemy. In this case it was the PLO - Factions the Sunni\Shia fissure ( There were and still are others!). It’s attractive because you think you’re striking at the enemy on the cheap. Unfortunately this type of weapon is hard to put back in the holster.
Historically you trade an uncertain future for success in the present.
A PLaybook from the Rothschild/Schiff/Rockefeller Cabal