7 March 1793 Peter Friedrich Ludwig, Grand Duke of Oldenburg (pictured below), establishes a seminar for teacher training (Lehrerseminar) according to a plan drawn up by General Superintendent Esdras Heinrich Mutzenbecher.
Peter I Friedrich Ludwig, Grand Duke of Oldenburg (1755 – 1829)
26 March 1920 The teacher training seminar becomes an institution of higher education and in 1926 its courses are replaced by two-year teacher training courses which continue until the outbreak of war in 1939.
The teacher training college building completed in 1846
1 October 1945 The newly founded Pedagogical Academy (PädagogischeAkademie) in Oldenburg (renamed the Pedagogical College Oldenburg in 1948)becomes the first teacher training institution to reopen its doors in post-war Germany.
23 February 1959 The Council of the City of Oldenburg calls on the government of Lower Saxony and the Lower Saxony State Parliament to establish a second regional university in Oldenburg.
25 August 1970 The government of Lower Saxony passes a resolution on the establishment of universities in Oldenburg and Osnabrück.
1 March 1971 A founding committee is appointed in Oldenburg, one third of the members of which are professors, one third research fellows and one third students.
A panel discussion with members of the founding committee
26 April 1972 The UniversitätsgesellschaftOldenburge.V. is established.
5 December 1973 The Lower Saxony State Parliament resolution of 3 December 1973 on the founding of the Universities of Oldenburg and Osnabrück and the integration of the teacher training colleges comes into force. Study activities commence in April 1974 with eight "Diplom" degree courses and a pilot programme for single-phase teacher training.
29 May 1974 The University Council unanimously adopts the constitutional order drawn up by the University’s founding committee and votes to name the university after the German journalist and pacifist Carl von Ossietzky, but the government of Lower Saxony rejects the name.
Student protest: Students affix the name to the wall of a university building
17 December 1974 A cooperation agreement is signed between the University of Oldenburg and the Lower Saxony branch of the German Trade Union Confederation (DGB), the first agreement of its kind in the Federal Republic of Germany.
17 April 1980 The University signs its first cooperation agreement with a foreign university, the University of Groningen.
Jan Bleumink (University of Groningen) and Hans-Dietrich Raapke (University of Oldenburg) sign the cooperation agreement.
18 December 1980 The ground is broken for the construction of the Energy Laboratory, a symbol for the focus research area "alternative energy sources".
The Oldenburg Energy Laboratory, which covers its own energy requirements
22 October 1985 Launch of the Computing Science degree programme with 55 students.
1 January 1989 The government of Lower Saxony gives the green light for the expansion of marine research in Founding of the Federal Institute for Culture and History of the Germans in Eastern Europe (BKGE) in Oldenburg, which becomes an affiliated institute in 2000.
30 May 1989 The government of Lower Saxony gives the green light for the expansion of marine research in Oldenburg and the founding of the Institute for Chemistry and Biology of the Marine Environment (ICBM).
Lower Saxony Science Minister Johann-Tönjes Cassens and Lower Saxony Minister President Ernst Albrecht at the ICBM stand
12 December 1990 Joint declaration by the Universities of Oldenburg and Bremen on the coordinated expansion of research and teaching activities and the creation of a "North-West science region".
3 October 1991 Ceremony at which the University is officially named after Carl von Ossietzky, attended by Gerhard Schröder, then Minister President of Lower Saxony.
Official naming ceremony: Gerhard Schröder with Rosalinde von Ossietzky-Palm, daughter of Carl von Ossietzky
29 January 1992 Inauguration of the OFFIS Institute for Information Technology as an affiliated institute.
8 February 1996 Founding of the Hörzentrum as an affiliated institute specialised in hearing research, followed five years later by the establishment of the Hörtech Center of Competence as a non-profit organisation.
The House of Hearing (Haus des Hörens) in Oldenburg
13 October 1997 Opening of the Hanse-Wissenschaftskolleg Institute for Advanced Study (HWK) in Delmenhorst as a joint institution of the Universities of Oldenburg and Bremen.
A research institute that attracts renowned scientists from all over the world: the HWK
14 November 2001 Founding of the Center for Distributed Learning (later renamed the Center for Lifelong Learning – C3L), which combines continuing education courses and e-learning projects.
16 October 2002 Launch of the Hanse Law School, a joint project of the University of Oldenburg, the University of Groningen and the University of Bremen.
1 August 2003 Opening of the ForWind Center for Wind Energy Research, a joint institute of the Universities of Oldenburg and Hannover (and since 2009 also of the University of Bremen).
18 October 2004 The University becomes one of the first in Germany to convert to Bachelor's and Master's degrees
28 February 2008 Oldenburg wins the competition to be awarded the title "City of Science 2009".
The City of Science programme booklet
13 August 2009 Inauguration of the NEXT ENERGY – EWE Research Center for Energy Technology as an affiliated institute.
15 June 2012 The University of Oldenburg's Cluster of Excellence application "Hearing4all" is selected for the German Excellence Initiative. Its partners in the project are the Hannover Medical School (MHH) and the Leibniz University Hannover.
10 August 2012 Establishment of the School of Medicine and Health Sciences as the University's sixth faculty after an amendment to the Lower Saxony Higher Education Act (NHG) creates the legal framework for the European Medical School Oldenburg-Groningen (EMS).
23 October 2012 Inauguration of the European Medical School Oldenburg-Groningen (EMS). Lower Saxony Minister President David McAllister welcomes the first 40 medical students.
28 November 2012 Oldenburg hearing researchers Prof. Dr. Dr. Birger Kollmeier, Prof. Dr. Volker Hohmann and Dr. Torsten Niederdränk (Siemens AG) win the prestigious German Future Prize for science and innovation.
7 September 2013 The Karl Jaspers House opens in Oldenburg's Dobbenviertel district. The villa houses the private library collection of the Oldenburg-born psychiatrist and philosopher, as well as the German Karl Jaspers Society and the EWE Foundation.
The Karl Jaspers House in Oldenburg’s Dobbenviertel district
26 May 2014 The Dutch royal couple King Willem-Alexander and Queen Máxima visit the University. An energy symposium is held in their honour, ending with a joint final declaration by 40 experts in which the expansion of renewable energies is defined as a decentralised and cross-border task.
17 November 2014 The research vessel Sonne is officially handed over to its home institute, the University of Oldenburg's Institute for Chemistry and Biology of the Marine Environment (ICBM).
18 September 2015 The University is awarded a new EU-funded Centre of Excellence: the Jean Monnet Centre of Excellence "Europeanising Coastal Regions".
31 May 2017 Opening of the Helmholtz Institute for Functional Marine Biodiversity (HIFMB) at the University of Oldenburg, which combines the University's research excellence with that of the Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research (AWI) in Bremerhaven.
13 November 2017 The Prize Papers Project become part of the German Academies' Programme, which is funded by the German federal and state governments. Oldenburg historian Prof. Dr. Dagmar Freist leads the international collaborative research project.
31 May 2018 The EWE research institute NEXT ENERGY (a University-affiliated institute) is relaunched as the Institute of Networked Energy Systems of the German Aerospace Center (DLR).
27 September 2018 Excellence Strategy: The Cluster of Excellence "Hearing4all" secures funding for another seven years.
14 Dezember 2018 The Lower Saxony State Parliament votes to expand University Medicine Oldenburg and double the number of places on its medical degree programme from 40 to 80 in the 2019/20 winter semester.
1 April 2019 Oldenburg University research groups from the fields of computer science and marine sciences start working at the new DFKI Laboratory Lower Saxony established by the German Research Centre for Artificial Intelligence (DFKI).
15 July 2019 In its assessment, the German Science and Humanities Council (WR) describes the human medicine pilot degree programme at the European Medical School Oldenburg-Groningen (EMS) as an "impressive course" and calls on the state to continue its expansion.
11 November 2019 The state approves funding for eight additional digitalisation professorships at the University of Oldenburg and the Jade University of Applied Sciences.
1 July 2020 Launch of the "Startup Region Northwest" programme after the University of Oldenburg once again secures a top position in the nationwide EXIST university-based business start-ups competition.
30 September 2020 Lower Saxony politicians pledge 80 million euros for the construction of a teaching and research building for University Medicine Oldenburg – a victory for the University, Oldenburg hospitals and numerous other stakeholders in Oldenburg and the surrounding region who had resisted Lower Saxony government plans against the financing of the building.
29 October 2020 The Universities of Oldenburg and Groningen hold an online ceremony to mark 40 years of intense cooperation. The cooperation agreement is renewed for another ten years.
15 April 2021 The University of Oldenburg's Presidential Board and the Board of the University of Groningen adopt a Roadmap for Cooperation 2020–2030 encompassing seven focus areas.
13 May 2022 Inauguration of the research building of the Centre for Marine Sensor Technology (ZfMarS) in Wilhelmshaven. The new building is located next to the ICBM headquarters on Schleusenstraße.
14 November 2022 The University of Oldenburg and Nelson Mandela University in Gqeberha (formerly Port Elizabeth), South Africa, celebrate 25 years of close cooperation.
16 February 2023 The University of Oldenburg participates in the nationwide diversity audit procedure "Shaping Diversity" initiated by the Stifterverband and receives the Shaping Diversity certificate.