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this site. It's got all the information you need.
Yes, there were real life parallels, but, apart from Farad/Arafat, the rest of the main characters on either side were amalgamations of various politicians.
I hated the episode. I hated the prosaic, platitudinous, can't-we-all-just-get-along tone, and I hated the heavy-handed way the Jed/Leo friendship was destroyed. The only good thing was Toby falling over.
Honestly, the first four seasons are something else.