Qal'at Bani Hammad

City · 1007–1090 CE · in Europe

Capital of Hammadid Dynasty (1018–1151).

Kazan (1005 CE): Capital of Khanate of Kazan (1440–1551).
Tortosa (c. 1010 CE): Capital of Taifa of Tortosa (1010–1099).
Pisa (c. 1010 CE): Capital of Republic of Pisa (1010–1401).
Genoa (c. 1010 CE): Capital of Republic of Genoa (1010–1795), Ligurian Republic (1797–1805).
Nevers (c. 1010 CE): Capital of County of Nevers (1010–1520).
Dénia (c. 1010 CE): Capital of Taifa of Dénia (1010–1227).
Thang Long (Hanoi) (1010 CE): Emperor Lý Thái To moved the capital of Dai Viet to Thang Long in 1010; the city is now Hanoi, capital of Vietnam.
Dijon (c. 1003 CE): Capital of Duchy of Burgundy (1003–1477).
Wroclaw (1000 CE): Capital of Duchy of Silesia (1139–1304), Duchy of Wroclaw (1169–1201).
Cagliari (c. 1000 CE): Capital of Giudicato of Cagliari (1000–1187).

Around the same time and place

Council of Clermont (1095 CE): Pope Urban II called on Western Christians to aid Byzantium and take Jerusalem, launching the First Crusade.
Reconquista (718–1492 CE): Centuries-long series of campaigns by Christian kingdoms to take the Iberian Peninsula from Muslim rule, ending with the fall of Granada in 1492.
Founding of the Holy Roman Empire (962 CE): Pope John XII crowned Otto I emperor in Rome, the conventional start of the Holy Roman Empire, which lasted until 1806.
Amalfi (c. 960 CE): Capital of Republic of Amalfi (960–1033).
Le Mans (c. 990 CE): Capital of County of Maine (990–1481).
Blois (c. 990 CE): Capital of County of Blôis (990–1401).
Rodez (c. 990 CE): Capital of County of Rouergue (990–1065).
Almería (c. 1015 CE): Capital of Taifa of Almería (1015–1147).