The Austrian State Treaty of 1955 restored Austria's sovereignty and established its permanent neutrality, marking a pivotal moment in post-World War II Europe.
The Austrian State Treaty, signed in 1955, was a landmark agreement that ended the Allied occupation of Austria following World War II and restored its sovereignty. This treaty was significant as it established Austria as a permanently neutral state, a status that has shaped its foreign policy ever since. The negotiations involved the four occupying powers—Soviet Union, United States, United Kingdom, and France—and Austria itself, each with distinct interests and strategic goals. The treaty not only marked the end of Austria's division but also served as a model for peaceful resolution and cooperation during the Cold War era. It underscored the importance of diplomacy in resolving international conflicts and set a precedent for future treaties. The successful negotiation and implementation of the Austrian State Treaty demonstrated the potential for international consensus in a divided world, contributing to a more stable Europe.
Chapters
Timeline
1945-04-13
Soviet Forces Enter Vienna
Soviet troops entered Vienna, marking the beginning of the Allied occupation of Austria. This event set the stage for the division of Austria into four occupation zones.
1945-07-04
Allied Control Agreement
The Allied powers established the Allied Commission for Austria, formalizing the division of Austria into four occupation zones controlled by the Soviet Union, United States, United Kingdom, and France.
1954-06-15
Preliminary Talks Begin
Preliminary diplomatic talks began among the Allied powers and Austria, setting the stage for formal negotiations on the Austrian State Treaty.
1955-04-12
Formal Negotiations Commence
Formal negotiations for the Austrian State Treaty began in Vienna, involving representatives from the Soviet Union, United States, United Kingdom, France, and Austria.
1955-05-15
Austrian State Treaty Signed
The Austrian State Treaty was signed at the Belvedere Palace in Vienna, restoring Austria's sovereignty and establishing its permanent neutrality.
1955-05-27
Treaty Ratified by Austrian Parliament
The Austrian Parliament ratified the Austrian State Treaty, paving the way for its implementation and the withdrawal of foreign troops.
1955-07-27
Treaty Comes into Force
The Austrian State Treaty officially came into force, marking the end of the Allied occupation and the beginning of Austria's independence.
1955-10-25
Foreign Troops Withdrawn
The withdrawal of all foreign troops from Austrian soil was completed, fulfilling a key provision of the Austrian State Treaty.
1955-12-14
Austria Joins the United Nations
Austria became a member of the United Nations, further solidifying its position as a neutral and independent state.
1960-05-01
Austria Hosts International Conferences
Austria began hosting important international conferences, leveraging its neutral status to facilitate dialogue and cooperation during the Cold War.
Connected Across The Archives
Explore specific connections to other archives—civilizations, conflicts, dynasties, and companies that share history with this treaty.

Civilization Archive
(1)Conflict Archive
(2)Austro-Prussian War
The Austro-Prussian War's outcome diminished Austria's influence in German unification, setting the stage for post-WWII treaties like the Austrian State Treaty.
Balkan Wars
The Balkan Wars destabilized Southeast Europe, necessitating treaties like the Austrian State Treaty to address the resulting geopolitical fragmentation and tensions.
