The following is a timeline of the history of the city of Dortmund, Germany.
1005 - "Ecclesiastical council" meets in Dortmund.
1016 - "Imperial diet" meets in Dortmund.
1215 - Katharinenkloster Dortmund consecrated.
1220 - Dortmund becomes an imperial city of the Holy Roman Empire.
1240 - Town Hall in use (approximate date).
1253 - Dortmund joins the City Alliance of Werne.
1267 - St. Mary's Church first mentioned.
1270 - St. Reinold's Church built.
1293 - Brewing right granted.
1322 - Petrikirche (Dortmund) (church) construction begins.
1332 - City rights confirmed per "Privilegium Ludovicum."
1387/8 - Dortmund besieged by forces of Friedrich III. von Saarwerden, Archbishop of Cologne.
1388 - Dortmunder Bürgerschützenverein (militia) formed.
1400 - Vehmic court established (approximate date).
1454 - Tower built on St. Reinold's Church.
1521 - "Golden Wonder of Westphalia" altarpiece installed in the Petrikirche.
1523 - Protestant Reformation.
1543 - Stadtgymnasium Dortmund (school) founded.
1546 - Tower for the Dortmund City Archive added to Town Hall.
1570 - Dortmund adopts Lutheranism per the "Augsburg Confession".
1609 - Jülich-Cleves-related agreement signed in Dortmund.
1803 - Dormund "annexed to Nassau."
1806 - French in power.
1808 - Dormund becomes capital of French satellite Ruhr (department).
1815
Dortmund becomes part of Prussia per Congress of Vienna.
Oberbergamt Dortmund (regional mining office) headquartered in city.
1816 - Population: 4,465.
1841 - Sparkasse Dortmund (bank) founded.
1847 - Duisburg–Dortmund railway and Dortmund–Hamm railway begin operating.
1849 - Elberfeld–Dortmund railway begins operating.
1855 - Dortmund–Soest railway begins operating.
1861
Westfälischer Schützenbund (shooting-sport club) formed.
Population: 23,348.
1863 - City walls dismantled.
1871
Hoesch AG steel company in business.
Westfalenhütte industrial area developed.
1872 - Historischer Verein für Dortmund und die Grafschaft Mark (historical society) founded.
1875 - Dortmund–Enschede railway in operation.
1878 - Ernst Heinrich Lindemann becomes mayor.
1880 - Fredenbaumpark in use (approximate date).
1883 - Museum of Art and Cultural History founded.
1885 - Population: 78,435.
1887 - Dortmund Philharmonic orchestra formed.
1890
Royal School of Machine Building established.
Population: 89,663.
1895
Oberpostdirektion Dortmund (regional postal administration) established.
Post office built.
Population: 111,232.
1897 - City electric power system begins operating.
1898 - Industrial School for Young Ladies and Ruderclub Hansa von 1898 (sport club) established.
1899
Dortmund–Ems Canal and Dortmund Port open.
City Hall built.
Dortmunder Volksbank founded.
1900
Regional Handwerkskammer Dortmund (Chamber of Skilled Crafts) headquartered in city.
Synagogue built.
1901 - Dortmund Fire Department established.
1904
Theater Dortmund and trade school founded.
Bismarckturm (Dortmund) (tower) built.
1905 - Population: 175,577.
1909
Borussia Dortmund sport club formed.
Nordmarkt area laid out.
1910
Dortmund Hauptbahnhof built.
Population: 214,226.
1914 - Eving becomes part of city.
1919 - Population: 295,026.
1920
Regional Siedlungsverband Ruhrkohlenbezirk municipal association created.
Population: 313,752.
1924 - Weisse Wiese stadium opens.
1926 - Botanischer Garten Rombergpark acquired by city.
1927 - Dortmund U-Tower built.
1928
Hörde becomes part of city.
Population: 465,196.
1929 - Berghofen (Dortmund) and Syburg becomes part of city.
1933 - Dortmund-Hörder Hüttenunion mining company in business.
1938 - Dortberghaus built.
1945 - 13 April: Allied forces take city.
1946
Fritz Henßler becomes mayor.
Westfälische Rundschau newspaper begins publication.
1947
29 March: Miners strike against food shortage.
Museum Ostwall opens.
1950 - Population: 507,349.
1952 - Westfalenhallen rebuilt.
1953 - Dortmund Zoo established.
1956 - Population: 607,885.
1959
Florianturm (TV tower) erected.
National Bundesgartenschau (garden show) held in the Westfalenpark.
1960 - Dortmund Airport opens.
1961 - Gesundheitshaus Dortmund built.
1963 - Dortmund Stadthaus station opens.
1968 - University of Dortmund established.
1969 - Sparkassen-Hochhaus hi-rise built.
1973
Dortmund Sparkassen Chess Meeting begins.
Günter Samtlebe becomes mayor.
1974 - Westfalenstadion (stadium) opens.
1976 - National Rowing Training Centre, Dortmund established.
1977 - Eving Selimiye Camii (mosque) established.
1978 - WestLB Dortmund built.
1983
Dortmund University station opens.
Vorsorgekasse Hoesch (insurance entity) active.
1984 - Dortmund Stadtbahn begins operating.
1985
Technology Centre Dortmund opens.
Spielbank Hohensyburg (casino) built.
1987 - Coalmining pit closes, "marking the end of more than 150 years of coalmining in Dortmund."
1989 - Dortmund City Hall rebuilt on the Friedensplatz (Dortmund).
1990 - Eisengiesser Fountain reconstructed on the Freiherr-vom-Stein-Platz (Dortmund).
1992 - Adlerturm Dortmund (tower) reconstructed.
1993 - Deutsche Arbeitsschutzausstellung museum established.
1999
Gerhard Langemeyer becomes mayor.
Fritz-Henßler-Berufskolleg (trade school) active.
2005
RWE Tower built.
Hoesch-Museum opens.
2006 - June: Some of the 2006 FIFA World Cup soccer contest held in Dortmund.
2008 - Love Parade held in city.
2014
Ullrich Sierau becomes mayor.
Population: 580,511.
Timeline of Dortmund Wikipedia (Text) CC BY-SA