Here's a list of the most notable factions in /pol/andcraft history:

  * CHAD (an alliance of factions)
  * Snackbars

A list of forgotten or undocumented factions:

  * Neumark
  * Papal States
  * Leftypol
  * USA
  * Enclave
  * AnCap
  * Politzania
  * EmpireFrancais
  * NSDAP
  * Majestic 12
  * NBP
  * SPQR
  * Yevenshire
  * Anarchy
  * United Kingdom
  * Umbrella
  * Autism
  * Luftwaffe
  * Psilocybin
  * DecafDwarf
  * MOSS
  * Saudi Arabia
  * JewsoapFactory
  * SocialistIndustry
  * Kalubrota
  * Kobria
  * Knights Templar
  * LITAS
  * SUNBROS
  * Gaels
  * Solvada
  * Alpen Republik (reformed into Neumark)
  * Saxony
  * Kingdom of Bavaria
  * 2Spartan
  * Nazi Workers Party
  * Altruists
  * AnCaps
  * Arnor
  * Bankers
  * Dubai
  * WBC
  * FederalReserve
  * League of Extraordinary Goyim
  * Kingdom of Novanta
  * Rhodesia
  * Singularitists
  * Meikleland
  * Helvetica
  * Socialist Republic of Honest Farmers
  * Cascadia
  * The Communists
  * Bounty (Macedon)
  * The Saxon Empire
  * The Noble Republic
  * Al Qaeda
  * Glorious Baldslam Theocracy
  * The Church of Unitology
  * Kingdom of Avonmarch
  * Nomadic herders
  * Libertarian Left
  * National Libertarian Furry Jewess Party
  * Popular Front of /pol/and
  * Sweden
  * Bohemia(Praha)
  * Sparta
  * DecafDwarves
  * Islehaven
  * Winterkeep
  * Aliums
  * Consortium
  * Helmstead
  * Oppella
  * Red & Anarchist Action Network
  * Union of Socialist Miners
  * RussianEmpire
  * Anarcho-Capitalists
  * Interzone
  * Patriarchy
  * Reich
  * Celtic Barbarians
  * Muscowy
  * Sovereign Nile Republic
  * Freedonia
  * UKIP
  * Sumerians
  * Vapirism
  * Israel
  * TheSurvivalists
  * MouldIsAwesome
  * Vagabonds
  * imperium
  * Vietcong
  * Senatorum
  * Genoa
  * Snowdenstan
  * DStation
  * JIDF
  * Oregon
  * Israel (Formerly JIDF)
  * Khmer Rouge
  * Vietcong
  * Dixie
  * Trader
  * British
  * Elysium
  * Atlas
  * VPS
  * MONGOLS
  * Wehrmacht
  * JIDF
  * Templar
  * The New Lunar Republic
  * OCD (Obsessive Compulsive Dictatorship)
  * Thelycan
  * The White Brotherhood
  * Guild of Mercenaries
  * Niggertopia (2PAC)
  * zulu
  * Paulberg
  * CSA
  * Stonefort
  * SilentDawn
  * Thenemisis
  * TFC
  * ADF
  * Rothbard
  * TOSB
  * Crusaders
  * Svitjod
  * CCaliphate
  * Sogndal
  * COM
  * Israel
  * Kaczynski
  * Legion
  * USBF
Feel free to continue the list.