Why did Hitler order the total destruction of Belgrade in April 1941?
Following a coup that rejected the Tripartite Pact, Hitler launched Operation Retribution. He commanded the Luftwaffe to punish the Yugoslav capital, resulting in a devastating three-day aerial assault. The attack crippled the nation's command structure, destroyed irreplaceable cultural treasures, and left thousands of civilians dead in the city's ruins.
The bombing of Belgrade, known as Operation Retribution, was a direct response to the March 1941 coup d'état that ousted the Yugoslav government after it signed the Tripartite Pact. Enraged by the defiance of the new regime under King Peter, Hitler issued Directive 25, declaring Yugoslavia a foe that must be destroyed. German forces, led by Generaloberst Alexander Löhr, mobilized hundreds of aircraft to execute the punishment, with the attack commencing on 6 April 1941.
The Luftwaffe assault was facilitated by the betrayal of Major Vladimir Kren, a Yugoslav officer who defected to the Germans days before the invasion. Kren provided the locations of air-raid shelters and military dispersal airfields, ensuring the bombardment was as lethal as possible. The first wave of 74 Stuka dive bombers and 160 medium bombers struck key infrastructure, including the power station, postal services, and the royal palace, effectively paralyzing the Yugoslav military command within hours.
Beyond military targets, the destruction was absolute. The National Library of Serbia was gutted by fire, resulting in the loss of hundreds of thousands of rare manuscripts and books. Estimates of civilian casualties vary significantly, with realistic figures suggesting between 3,000 and 4,000 deaths. The aftermath saw the forced labor of thousands of Jews to clear the rubble, and the city's infrastructure, including water and electricity, was decimated. The legacy of the bombing persists, with unexploded ordnance still being discovered in the 21st century.
The operation’s primary architect, Löhr, was captured by Yugoslav Partisans in May 1945 and executed for war crimes in 1947. Meanwhile, the betrayal by Kren led to his own execution in 1948 following a separate trial. Today, the event is remembered through memorials and cultural works, serving as a stark reminder of the brutal efficiency of the Luftwaffe’s campaign to dismantle a nation's capital.
Source: German bombing of Belgrade
