Tabriz

City · c. 1294 CE · in Europe

Capital of Ilkhanate (1294–1335), Chobanids (1344–1357), Jalayirid Sultanate (1358–1388), and 2 more.

Qarshi (c. 1294 CE): Capital of Chagatai Khanate (1294–1462).
Belozersk (c. 1294 CE): Capital of Principality of Beloozero (1294–1343).
Soltaniyeh (c. 1294 CE): Capital of Ilkhanate (1294–1335).
Scone (c. 1294 CE): Capital of Kingdom of Scotland (1294–1452).
Chiang Saen (c. 1294 CE): Capital of Lan Na Kingdom (1294–1563), Lan Na (1600–1761).
Mottama (c. 1294 CE): Capital of Hanthawaddy Kingdom (1294–1364).
Almaliq (c. 1294 CE): Capital of Chagatai Khanate (1294–1462), Moghulistan (1463–1518), Eastern Chagatai Khanate (1492–1511), and 2 more.
Kammatadurga (c. 1294 CE): Capital of Kampili Kingdom (1294–1328).
Trowulan Temple (c. 1294–1518 CE): Capital of Majapahit (1294–1518).
Monaco (1297 CE): Capital of Principality of Monaco (1642–today), Kingdom of Monaco (1815–1939).

Around the same time and place

Mongol sack of Baghdad (1258 CE): Mongol forces under Hulagu Khan captured and sacked Baghdad, killing the last Abbasid caliph in Baghdad and ending the Abbasid Caliphate there.
Founding of the Ottoman state (c. 1299 CE): Osman I, leader of a Turkish principality in northwestern Anatolia, founded the dynasty whose state grew into the Ottoman Empire, which lasted until 1922.
Abbasid Caliphate (750–1258 CE): The Abbasid dynasty, descended from Muhammad's uncle, took the caliphate from the Umayyads and ruled from Iraq, presiding over the Islamic Golden Age.
Knights Templar (c. 1119–1312 CE): Hugues de Payens and fellow knights founded this military order in Jerusalem around 1119 to protect pilgrims, with headquarters on the Temple Mount. It grew rich and powerful until Pope Clement V dissolved it in 1312 under pressure from Philip IV of France.
Battle of Ain Jalut (1260 CE): The Mamluks of Egypt under Qutuz and Baybars defeated a Mongol army in Galilee, halting the Mongol advance towards Egypt.
Palmyra (c. 261–1929 CE): Capital of Palmyrene Empire (261–269).
Rumi (1207 CE – 1273 CE): A Persian poet, jurist and Sufi mystic who lived in Konya; his Masnavi is among the most celebrated works of Persian poetry, and his followers founded the Mevlevi order.
Kütahya (c. 1305 CE): Capital of Germiyanids (1305–1429).