Sokhumi

City · c. 1468 CE · in Europe

Capital of Principality of Abkhazia (1468–1810).

Zugdidi (c. 1468 CE): Capital of Principality of Mingrelia (1468–1803).
Gremi (c. 1468 CE): Capital of Kingdom of Kakheti (1468–1762).
Sozak (c. 1468 CE): Capital of Kazakh Khanate (1468–1469).
Sighnaq (c. 1469–1599 CE): Capital of Kazakh Khanate (1469–1599).
Nowhatta (c. 1470 CE): Capital of Kashmiri Sultanate (1470–1472).
Gao (c. 1464 CE): Capital of Songhai Empire (1464–1591).
Lagos (1472 CE): Capital of Federal Republic of Nigeria (1963–1991).
Turpan (c. 1463 CE): Capital of Moghulistan (1463–1518), Eastern Chagatai Khanate (1492–1511), Eastern Moghulistan (1519–1570), and 1 more.
Aksu (c. 1463 CE): Capital of Moghulistan (1463–1518), Eastern Chagatai Khanate (1492–1511), Eastern Moghulistan (1519–1570), and 1 more.
Sarajevo (1462 CE): Capital of Bosnia and Herzegovina (1992–today).

Around the same time and place

Fall of Constantinople (1453 CE): Ottoman Sultan Mehmed II captured Constantinople, ending the Byzantine Empire; the city became the Ottoman capital.
Suleiman the Magnificent (1494 CE – 1566 CE): The longest-reigning Ottoman sultan (r. 1520–1566), under whom the empire reached the height of its power and its legal system was codified.
Safavid Empire founded (1501 CE): Ismail I proclaimed himself shah at Tabriz, founding the Safavid dynasty and making Twelver Shia Islam the state religion of Iran.
Palmyra (c. 261–1929 CE): Capital of Palmyrene Empire (261–269).
Janissaries (c. 1363–1826 CE): Sultan Murad I created the Janissaries around 1363 as an elite Ottoman infantry corps, later filled through the devshirme levy of Christian boys. They grew into a powerful political force until Mahmud II abolished the corps in 1826.
Rublev’s Trinity (c. 1425 CE): Andrei Rublev painted the three angels who visited Abraham as an image of the Trinity, for the Trinity Lavra of St Sergius near Moscow. It is the most celebrated of all Russian icons.
Mehmed II (1432 CE – 1481 CE): Ottoman sultan, born in Edirne, who conquered Constantinople in 1453 and expanded the empire across the Balkans and Anatolia.
Chisinau (1436 CE): Capital of Republic of Moldova (1992–today).