For practical purposes Brigadier General of Military Aviation Borivoje Mirković, Major Živan Knežević of the Yugoslav Royal Guards, and his brother Radoje Knežević all performed leadership roles in the conduct of the coup.
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There are contradictory claims as to who was the leader of the coup and had managed its execution, coming from air force commander, General Dušan Simović, his deputy Brigadier General Bora Mirković, and Major Živan Knežević.