The following is a timeline of the history of the city of Aleppo, Syria.
Founded before 2000 BCE
1800 - 1525 BCE- part of the Amorite dynasty
333 BCE - Alexander the Great in power.
286 BCE - Hellenic settlement of Beroea established.
88 BCE - City becomes part of Kingdom of Armenia.
64 BCE - City becomes part of Roman Syria.
611 CE - Persian Chosroes II in power.
637
July–October: Siege of Aleppo by Muslim forces.
Al-Shuaibiyah Mosque built.
717 - Great Mosque built.
944 - Sayf al-Dawla in power.
961 - Byzantines in power.
1090 - Seljuks in power.
1098 - City besieged by Christian crusaders.
1124
City besieged by Christian crusaders under Baldwin II.
Al-Halawiyah Madrasa built.
1138 - 11 October: Earthquake was one of deadliest of all time.
1168 - Al-Muqaddamiyah Madrasa established.
1170 - 29 June: Earthquake.
1183 - Saladin assumes power.
1193
Az-Zahir Ghazi in power.
Al-Shadbakhtiyah Madrasa built.
1211 - Hammam al-Sultan built.
1212 - Bab al-Nasr (gate) rebuilt.
1218 - Aqueduct restored.
1223 - Al-Sultaniyah Madrasa established.
1230 - Bab al-Maqam (gate) built.
1236 - Al-Firdaws Madrasa established.
1237
Khanqah al-Farafira (monastery) and Al-Kameliyah Madrasa built.
Bab al-Nairab (gate) built (approximate date).
1242 - Al-Sharafiyah Madrasa built.
1251 - Al-Turantaiyah Madrasa built.
1256 - Bab Qinnasrin (gate) rebuilt.
1260 - City besieged by Mongol forces under Hulagu Khan.
1280 - City besieged by Mongol forces.
1303 - Mahmandar Mosque built.
1318 - Altun Bogha Mosque built.
1350 - Al-Sahibiyah Mosque built.
1354 - Bimaristan Arghun al-Kamili (asylum) active.
1398 - Al-Otrush Mosque and Al-Tawashi mosque built.
1400 - City besieged by forces of Timur of Transoxia.
1427 - Citadel expanded.
1418 - Central Synagogue rebuilt.
1425 - Al-Saffahiyah Mosque built.
1429 - Forty Martyrs Cathedral consecrated.
1450
Khan al-Qadi active in Al-Madina Souq.
Hammam al-Bayadah built.
1472 - Khan al-Burghul built in Al-Madina Souq.
1491 - Hammam Yalbugha built.
1500
Cathedral of Our Lady of Syrians built.
Church of the Dormition of Our Lady renovated.
1509 - Bab al-Hadid (gate) rebuilt.
1516 - Ottoman Selim I in power.
1517 - Becomes part of Ottoman Empire.
1534 - City becomes capital of Aleppo Eyalet.
1537 - Population: 80,000.
1539 - Souq Khan al-Nahhaseen built in Al-Madina Souq.
1546 - Khan al-Shouneh built in Al-Madina Souq.
1547 - Khusruwiyah Mosque built.
1548 - Consulate of Republic of Venice established.
1557 - Al-Adiliyah Mosque built (approximate date).
1562 - Consulate of France established.
1583 - Consulate of England established.
1603 - Beit Wakil (mansion) built.
1622 - Levant Company in business.
1613 - Consulate of the Netherlands established.
1629 - Guild of "makers of swords, knives, daggers, bows, and shields" organized.
1682 - Souq Khan al-Wazir built in Al-Madina Souq.
1683 - Population: 115,000.
1706 - Printing press established.
1724 - Al-Ahmadiyah Madrasa established.
1730 - Madrasa Ridaiya established.
1805 - Uprising.
1812 - Earthquake; citadel collapses.
1814 - "Janissary massacre."
1822 - Earthquake.
1823
Cholera outbreak.
Population: 250,000 (approximate).
1827 - Plague.
1830 - Earthquake.
1832
Ibrahim Pasha takes city for Muhammad Ali of Egypt.
Cholera oubreak.
1834 - Military barracks built in the Citadel.
1840 - Mohammed Ali relinquishes power.
1850
City besieged by Beduins.
Massacre of Aleppo (1850).
1853 - Pogrom of Jews.
1858 - Population: 70,000 (approximate).
1859 - Terre-Sainte College opens.
1864 - City becomes capital of Aleppo Vilayet.
1868 - Municipal council formed.
1873 - Saint Elias Cathedral built.
1875 - Pogrom of Jews.
1878 - Population: 95,000 (approximate).
1885 - Aleppo chamber of commerce founded.
1892 - Thanawiyyat al-Ma'mun (school) opens.
1899 - Bab al-Faraj Clock Tower built.
1901 - Ades Synagogue established.
1906 - Hama-Aleppo railway in operation.
1909 - Abd al-Wahab al-Inklizi becomes mayor.
1910
Nadi al-Ta'ddud (Mutual Aid Society) founded.
Population: 130,000 (approximate).
1911 - Baron Hotel in business.
1912 - Baghdad Railway in operation.
1916 - Aleppo College established.
1918 - Ihsan al-Jabiri becomes mayor.
1920 - Syria mandated to the French; city becomes capital of State of Aleppo.
1922 - Red Hand Society organized (approximate date).
1924
Damascus and Aleppo united by the French.
Airport in operation (approximate date).
Municipal library established.
1925 - Al-Yarmouk Sporting Club formed.
1927 - al-Hadith journal begins publication.
1931 - National Museum of Aleppo founded.
1933 - Grand Serail d'Alep opens.
1936 - al-Nazir newspaper begins publication.
1945
National Library of Aleppo and Club d'Alep open.
1947 - Pogrom of Jews.
1948
People's Party established.
Al-Baladi Stadium opens.
1949
Aleppo Public Park created.
Al-Ittihad Sports Club and Jalaa FC formed.
1950
Population: 362,500.
al-Nass newspaper begins publication (approximate date).
1952 - Hurriya Sporting Club formed.
1958 - University of Aleppo established.
1963 - Nasserist insurgency.
1965
Population: ca. 500,000
Chemins de Fer Syriens headquartered in city.
1970 - Our Lady of Assumption church opens.
1971 - Statue of Qustaki al-Himsi erected in Liberty Square.
1975 - Popular Traditions Museum opens in Beit Achiqbash.
1977 - International School of Aleppo established.
1979 - Aleppo Artillery School massacre took place by the Islamic Brotherhood.
1980 - Siege of Aleppo.
1983 - International Center for Agricultural Research in the Dry Areas seed bank founded.[1][2]
1986 - Al-Hamadaniah Stadium opens.
1990 - Population: 1,216,000.
1994 - Aleppo Citadel Museum opens.
1997 - Lycée Français d'Alep established.
2002 - Private University of Science and Arts established.
2004 - Population: 2,132,100.
2006 - City designated an Islamic Capital of Culture.
2007 - Aleppo International Stadium opens.
2008 - Sabah Fakhri Institute of music opened.
2012
10 February: Bombings.
18 March: Bombing.
4 May: Protest and crackdown.
19 July: Battle of Aleppo begins.
9 September: Bombing near the 7 April Stadium.
3 October: Bombing in Saadallah Al-Jabiri Square.
2013
15 January: Aleppo University bombings.
19 March: Chemical weapon attack by militants.
Timeline of Aleppo Wikipedia (Text) CC BY-SA