The 'Crusaders': A religious banner for a secular guerrilla war

Wars & Conflicts · Published 16 October 2026 Swipe more like this →

In short: In the aftermath of World War II, a Croatian guerrilla army emerged to fight the new communist government. They adopted the name 'Crusaders' and used religious imagery as a weapon of identity. But beneath the crosses and slogans lay a complex web of survival, old loyalties, and brutal counter-insurgency.

After the NDH crumbled during May 1945, numerous Ustaše participants and ex-military personnel retreated into the Italian and Austrian frontiers. These individuals, fearing summary execution by the Yugoslav Partisans, went underground to form a guerrilla resistance. While the name 'Crusaders' (Križari) suggested a religious movement, the group was primarily composed of former military personnel, including members of the Croatian Home Guard and the Wehrmacht's Croatian legionnaire divisions. Religion served as a strategic banner to distinguish themselves from the 'atheist communists,' though the ranks included both Catholics and Muslims.

The organization was shaped by pre-war and wartime planning. As early as 1943, the Germans had helped the Ustaše develop guerrilla tactics, creating 'S-Units' where German experts provided logistics and training while Ustaše provided the manpower. Post-war, these groups engaged in assassinations, robbery, and the destruction of state property. The Yugoslav Department of State Security (OZNA) responded with a sophisticated counter-insurgency strategy. They deployed agents dressed as Crusaders to infiltrate units, offering amnesty to those who turned on their comrades—a tactic that often resulted in betrayal and summary executions.

The movement's influence waned rapidly as the Yugoslav government intensified its crackdown. By 1947, most groups were destroyed, and by 1948, the guerrillas were largely demoralized and inactive without popular support. While Ustaše exiles in Austria and Italy spread exaggerated reports of the movement's success, the reality was a dwindling number of survivors who eventually turned to crime or went into hiding. The 'Crusaders' remain a significant example of how ideological labels can be used to mobilize resistance against a revolutionary state.

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