Chronology of the Second World War in Yugoslavia
|The map shows the initial positions of the Axis forces and the Yugoslav Royal Army.|
August 26 The Cvetković-Maček Agreement created the Banovina of Croatia.
September 1 attack of Germany on Poland started World War II in Europe.
On October 28, Italy launches an attack on Greece, and the government of the Kingdom of Yugoslavia declares itself neutral in that conflict.
On March 25, Vlada Cvetković-Maček signed Yugoslavia to join the Triple Alliance.
|A Japanese propaganda poster from 1938 - Good friends from three countries|
March 27 After several days of demonstrations, the Yugoslav government is overthrown in a coup and a new one is set up under General Dusan Simovic.
April 5 The April war begins with an attack by German forces on the Yugoslav garrison in Djerdap.
April 6 Bombing of Belgrade. April 8 Bjelovar uprising against the Yugoslav authorities.
On April 10, German forces enter Zagreb, and Slavko Kvaternik declares the Independent State of Croatia.
On April 15, Italian forces begin crossing the Yugoslav border.
April 17 Capitulation of the Yugoslav Armed Forces.
June 22 The First Sisak Partisan Detachment is formed in the Brezovica forest near Sisak.
July 4 In Belgrade, the leadership of the Communist Party of Yugoslavia decides to launch a general uprising.
July 7 Uprising in Serbia.
July 13 Uprising in Montenegro.
July 22 Uprising in Slovenia.
July 27 Uprisings in Bosnia and Herzegovina and Croatia.
October 11 Uprising in Macedonia.
October 21 Massacre in Kragujevac.
|Banovina of Croatia|
December 21 The First Proletarian Brigade of the People's Liberation Army of Yugoslavia is formed in Rudo.
Sep 27, 1941 - Oct 15, 1941, Operation Uzice The First Enemy Offensive
January 31 Igman March The Second Enemy Offensive.
1-25. April Operation Trio, a German-Ustasha-Home Guard operation to clear eastern Bosnia of partisans and Chetniks.
May 21 Two planes with NDH Air Force pilots flee the partisans, creating partisan air units.
June 10, 1942 - August 1942 The Kozara Offensive – The Third Enemy Offensive
September 10 The NOVJ Navy is formed in Podgora near Makarska.
November 1 Formed the First Division and Corps of the NOVJ.
On November 4, partisan forces occupy Bihać as part of the Bihać operation.
November 26 and 27 The First Session of The Anti-Fascist Council for the National Liberation of Yugoslavia (AVNOJ) was held in Bihać.
January 20 Beginning of the Fourth Enemy Offensive. (Battle of Neretva)
May 15 Beginning of the Fifth Enemy Offensive. (Battle of Sutjeska)
September 8 Capitulation of Italy.
|Fighters of the 9th Dalmatian Division transferred the wounded across the Neretva, in March 1943.|
On September 10, Ante Pavelić published a State Legal Declaration on the Resolution of the Treaties of Rome and the Return of the Whole of Dalmatia to the Independent State of Croatia.
On September 25 and 26, the People's Liberation Committees for Istria in Pazin passed a Decision on the annexation of Istria, Rijeka, Zadar, and the motherland to Croatia.
November 29 Second Session of The Anti-Fascist Council for the National Liberation of Yugoslavia (AVNOJ).
Late 1943 and early 1944 The Sixth Enemy Offensive, also known as Operation Kugelblitz (Ball Lightning)
May 8 A session of ZAVNOH was held in Topusko, at which the Federal State of Croatia was formed.
May 25 Landing on Drvar. The Seventh Enemy Offensive,
June 16 Tito-Šubašić Agreement.
October 13 - October 17 Battle of Koprivnica
On October 20, the NOVJ forces enter Belgrade.
On January 1, 1945, the First Yugoslav Army was formed
On March 7, Josip Broz Tito was appointed Prime Minister of Yugoslavia.
March 31 offensive 4th Yugoslav Army in Lika begin closing operations in Yugoslavia.
April 6 During the Sarajevo operation, Yugoslav Army forces enter Sarajevo.
April 12 The Srijem front is breached.
May 3 Yugoslav Army forces enter Rijeka.
May 4 Yugoslav Army forces enter Trieste.
May 8 Yugoslav Army forces enter Zagreb.
May 15 Surrender of NDH forces near Bleiburg, Austria. The beginning of the so-called The Bleiburg Massacre, or the Way of the Cross.
May 25 The surrender of the Ustasha Home Guard garrison in Odžak ends the organized resistance of the Axis forces in Yugoslavia.