military outfit(outfit is an association of persons, especially a military unit or a business organization.// In English usage, "mujahideen" refers to the guerrilla type military outfits led by the Muslim Afghan warriors in the Soviet war in Afghanistan 4uzhoj)
militant groups(The mass media has used the term militant groups or radical militants for terrorist organizations. In this usage, "militant" is virtually a euphemism for "terrorist" 4uzhoj)
unlawful armed groups(не рекомендуется для перевода на английский) Thousands of protesters demonstrated in Libya's capital on Friday to call on unlawful armed groups to leave the city 4uzhoj)
unlawful armed groups(в гугле крайне мало кошерных английских источников, содержащих это выражение) (The Evening Standard): Thousands of protesters demonstrated in Libya's capital on Friday to call on unlawful armed groups to leave the city.4uzhoj)
illegally armed militia groups(The statement said "an illegally armed militia group" attacked the building with grenades, small arms and "indirect fire".4uzhoj)