The following is a timeline of the history of the city of Addis Ababa, Oromia Region, Ethiopia.
1886 - Addis Ababa ("New Flower") founded by Taytu Betul, Empress Consort of the Ethiopian Empire.
1889 - Population: 15,000 (estimate).
1891 - Ethiopian capital relocated to Addis Ababa from Entoto (approximate date).
1896 - St. George's Cathedral built.
1897
Harar-Addis telephone line constructed.
Hospital opens.
1903 - Eucalyptus trees planted.
1904
Mint established.
Asmara-Addis telephone line constructed.
1906 - Telegraph office and Menelik II school established.
1907
Ras Makonnen bridge constructed.
Itegue Taitu Hotel in business.
1908 - Tefere Makonnen high school established.
1913 - Courrier d'Ethiopie newspaper begins publication.
1917 - Djibouti-Addis Ababa railway begins operating.
1922
Nasibu Emmanual becomes mayor.
Leprosy hospital built.
1924 - Medhane Alem school established.
1928 - Empress Menen school established.
1930
2 November: Haile Sellasie crowned "King of Kings of Ethiopia."
Guenete Leul Palace built.
Population: 80,000 (estimate).
1935 - Hager Fikir Association formed.
1936
April: Aerial bombing by Italian forces.
5 May: City taken by Italian forces.
City becomes capital of Italian East Africa.
Giuseppe Bottai becomes governor, succeeded by Alfredo Siniscalchi.
1937
19 February - Attempted assassination of Rodolfo Graziani at Viceregal Palace.
19–20 February: Crackdown by Italian forces on Ethiopian population.
1938 - Francesco Camero Medici becomes governor.
1939 - Enrico Cerulli becomes governor, succeeded by Guglielmo Nasi.
1940
Giuseppe Daodice becomes governor.
Hailé Sélassié Stadium opens.
1941
Agenore Frangipani becomes governor.
5 May: Haile Selassie returns.
Addis Zemen Amharic-language newspaper begins publication.
1942 - Holy Trinity Cathedral built.
1943 - Haile Selassie I school established.
1944 - Public library inaugurated.
1945 - Anbessa City Bus Service founded.
1947 - Addis Ababa Chamber of Commerce founded.
1950 - University College of Addis Ababa established.
1952 - Prince Makonnen school established.
1955 - Jubilee Palace and Haile Sellasie I Theatre built.
1958
Institute of Archaeology founded.
Economic Commission for Africa headquartered in city.
1960
December: Coup attempt.
Koka Dam constructed.
1961
Bole Airport established.
United Nations Economic Commission for Africa headquartered in Addis Ababa.
1963
Organization of African Unity headquartered in Addis Ababa.
Orchestra Ethiopia, Addis Ababa Bank, and Addis Ababa University's Institute of Ethiopian Studies established.
1965 - Council of the Oriental Orthodox Churches held.
1966
Centre International de Developpement et de Recherche and Ethiopian Wildlife and Natural History Society headquartered in Addis Ababa.
University Students' Union of Addis Ababa established.
1974
February: Demonstrations.
Addis Ababa Fistula Hospital in operation.
Population: 1,097,600.
1975 - Kebeles established.
1977
February: Coup at Menelik Palace.
Alemu Abebe becomes mayor.
1984
Addis Ababa Museum established.
Population: 1,412,575.
1987 - City becomes capital of People's Democratic Republic of Ethiopia.
1991
City taken by Ethiopian People's Revolutionary Democratic Front.
Ethiopian Economic Association headquartered in Addis Ababa.
1992 - Ethiopian International Institute for Peace and Development headquartered in Addis Ababa.
1994
Theological College of the Holy Trinity re-opens.
Population: 2,112,737.
1995
Addis Ababa "given the status of self-governed city."
The Reporter newspaper begins publication.
1996
Addis Chamber International Trade Fair begins (approximate date).
Goshu Art Gallery and Asni Gallery founded.
1998 - Addis Ababa Ring Road construction begins.
1999 - Ethiopian National Archives and Library established.
2000
City administrative areas reorganized into 10 sub-cities: Arada, Addis Ketema, Akaki Kalati, Bole, Cherkos, Gulele, Kolfe Keranio, Lideta, Nefas Silk, and Yeka.
Oromia Region capital relocated from Addis to Adama.
Addis Ababa Women Entrepreneurs Association and Universal Arts and Crafts gallery established.
November: Burial of Haile Selassie.
2001 - City plan adopted.
2002
African Union headquartered in Addis Ababa.
AIDS Resource Center launched.
Population: 2,646,000.
Bole Airport new terminal opens.
2003 - Arkebe Oqubay becomes mayor.
2004 - Ethiopian Orthodox Library-Museum inaugurated.
2005 - Election protest.
2006
12 May: Bombings.
Federation of African Societies of Chemistry headquartered in Addis Ababa.
2007
Addis International Film Festival begins.
Dembel Mall built.
2008
Addis Ababa Women’s Affairs Bureau established.
Kuma Demeksa becomes mayor.
April–May: African Championships in Athletics held.
2009 - Cinema Yoftahe opens.
2011 - Jazzamba Lounge (nightclub) in business.
2012
Muslim protest.
African Union Conference Center inaugurated.
2013 - 2 June: Anti-government protest.
2017
Addis Ababa–Djibouti Railway in operation.
The Koshe landfill collapses, burying stick and brick houses, killing many people.
Timeline of Addis Ababa Wikipedia (Text) CC BY-SA