Klaipeda

City · 1252 CE · in Europe

Capital of Kingdom of Prussia (1707–1708).

Glogow (c. 1250 CE): Capital of Duchy of Glogow (1250–1313).
Xacitarxan (1250 CE): Capital of Astrakhan Khanate (1468–1556).
Kaliningrad (1255 CE): Capital of Duchy of Prussia (1526–1618).
Königsberg (1255–1945 CE): Capital of Duchy of Prussia (1526–1618), Brandenburg-Prussia (1619–1701).
Lisbon (c. 1256 CE): Capital of Kingdom of Portugal (1256–1910), Portuguese Empire (1502–1823), Portuguese Colonies (1564–1910), and 2 more.
Berlin (1244 CE): Capital of Margraviate of Brandenburg (1260–1414), Electorate of Brandenburg (1422–1618), Brandenburg-Prussia (1619–1701), and 5 more.
Graz (c. 1260 CE): Capital of Duchy of Styria (1260–1501).
Chambéry (c. 1260 CE): Capital of County of Savoy (1260–1416).
Orange (c. 1260 CE): Capital of Principality of Orange (1260–1571).
Florence (c. 1260 CE): Capital of Republic of Florence (1260–1569), Grand Duchy of Tuscany (1797–1848), Kingdom of Etruria (1803–1806), and 1 more.

Around the same time and place

Mongol invasion of Rus’ and Europe (1236–1242 CE): Mongol armies under Batu and Subutai conquered Volga Bulgaria and the Rus’ principalities, destroyed Kiev in 1240, and in 1241 won at Legnica and Mohi, before withdrawing from Central Europe in 1242.
Mongol invasion of Kievan Rus' (1237–1242 CE): Mongol armies under Batu Khan destroyed Ryazan, Vladimir and Kyiv, subjecting the Rus' principalities to Mongol overlordship for over two centuries.
Trier (16 BCE – 1618 CE): Capital of Electorate of Trier (1333–1618).
Dresden (1206 CE): Capital of Electorate of Saxony (1547–1805), Kingdom of Saxony (1806–1808).
Kalisz (c. 1210 CE): Capital of Duchy of Kalisz (1210–1219).
Jelgava (1226 CE): Capital of Duchy of Courland (1734–1793).
Kosice (1230 CE): Capital of Principality of Upper Hungary (1683–1685).
Arras (c. 1241 CE): Capital of County of Artois (1241–1332).