Roman Establishment
Cologne was originally founded by the Romans as Colonia Claudia Ara Agrippinensium. It became a significant military and commercial center in the Roman Empire.
38 BC
50 AD
City Status Granted
Emperor Claudius granted the settlement city status, officially naming it Colonia Claudia Ara Agrippinensium, after his wife Agrippina the Younger, who was born there.
785
Archbishopric of Cologne
Cologne became an archbishopric under Charlemagne, establishing its importance as a religious center in medieval Europe.
1248
Construction of Cologne Cathedral
The construction of the Cologne Cathedral began, which would become one of the largest and most iconic Gothic cathedrals in Europe. It took over 600 years to complete.
1475
Imperial Free City
Cologne was granted the status of an Imperial Free City, giving it a significant degree of autonomy within the Holy Roman Empire.
1794
French Occupation
Cologne was occupied by French Revolutionary troops, marking the end of its status as an Imperial Free City. It was later incorporated into the French Republic.
1815
Prussian Annexation
After the defeat of Napoleon, Cologne became part of the Kingdom of Prussia as a result of the Congress of Vienna.
1880
Completion of Cologne Cathedral
The Cologne Cathedral was finally completed, becoming a symbol of German unity and a masterpiece of Gothic architecture.
1919
University of Cologne Re-established
The University of Cologne was re-established, continuing its legacy as one of the oldest universities in Europe, originally founded in 1388.
1945
World War II Destruction
Cologne suffered extensive damage during World War II, with much of the city center destroyed by Allied bombing raids.
1949
Rebuilding Efforts Begin
Post-war reconstruction began, with efforts to rebuild Cologne's historical landmarks and modernize its infrastructure.
1975
Cologne Trade Fair Expansion
The Cologne Trade Fair was expanded, solidifying the city's role as a major international trade hub.
1998
Cologne Bonn Airport Expansion
Significant expansion of Cologne Bonn Airport was completed, enhancing its capacity and connectivity.
2006
FIFA World Cup Host City
Cologne was one of the host cities for the FIFA World Cup, showcasing its rich culture and modern facilities to a global audience.
2020
Cologne's Digital Innovation
Cologne emerged as a hub for digital innovation and startups, fostering a vibrant tech community and numerous digital initiatives.
