Palestinian fedayeen are militants or guerrillas of a nationalist orientation from among the Palestinian people. Most Palestinians consider the fedayeen to be "freedom fighters", while most Israelis consider them to be "terrorists".

Guerrilla warfare is a form of unconventional warfare in which small groups of irregular military, such as rebels, partisans, paramilitary personnel or armed civilians including recruited children, use ambushes, sabotage, terrorism, raids, petty warfare or hit-and-run tactics in a rebellion, in a violent conflict, in a war or in a civil war to fight against regular military, police or rival insurgent forces.