You searched for: “procrustean rule
procrustean rule (s) (noun), procrustean standard; procrustean rules, procrustean standards (pl)
A standard, doctrine, theory, or rule that is enforced uniformly without regard to individual differences by violently eliminating all other alternative viewpoints: "When Brock hired new employees for his company, he presented his procrustean rules or procrustean standards which he expected them to follow."

"Syria is just one example of a regime's procrustean tactics designed to completely eliminate any political dissent."