German dictator, 1889-Present
1. Chancellor of the Third Reich and notorious war criminal, Hitler was the architect of World War II and the Holocaust.
2. Perennial menace whose malevolent spirit infects all political figures opposed to the goals of Decency, to varying degrees.
The extent of Hitlerification is open to individual discretion and is reckoned by complex arithmetical formulas - Osama Bin Laden, for instance, rates at almost 2000 mega-Fuhrers (Click chart to enlarge).
See also Hugo Chavez, Vladimir Putin, Saddam Hussein, Seumas Milne, Gamal Abdel Nasser, Moqtada Al-Sadr, Mahmoud Ahmadinejad, Noam Chomsky, Bashar Al-Assad, Yasser Arafat, Osama Bin Laden, Ken Livingstone, Ismail Haniyeh, Fidel Castro, Harold Pinter, Hassan Nasrallah, Slobodan Milosevic, Johann Hari and 14,320 others.*
3. Argumentative device whereby Hitler is invoked as a free-standing justification and moral blank cheque for bombing, most commonly expressed as The Lessons of History.
Also, the Do-You-Think-Hitler ploy, often used to discount humanitarian concerns about the bombing of military targets.
"Do-You-Think-Hitler worried about the rule of law when he decided to invade Poland?"
*Update - 14,479 others.
See also History.