Jeonju

City · c. 892 CE · in Central Asia

Capital of Hubaekje (892–935).

Hotan (c. 888 CE): Capital of Kingdom of Khotan (888–1006).
Ardanuç (c. 888 CE): Capital of Kingdom of the Iberians (888–999).
Oltu (c. 888 CE): Capital of Kingdom of the Iberians (888–999).
Kars (c. 886 CE): Capital of Bagratid Armenia (886–1045).
Ani (c. 886–1319 CE): Capital of Bagratid Armenia (886–1045).
Bagaran (c. 886–1045 CE): Capital of Bagratid Armenia (886–1045).
Shirakavan (c. 886–1045 CE): Capital of Bagratid Armenia (886–1045).
Maragheh (c. 898 CE): Capital of Sajid Dynasty (898–929), Ilkhanate (1294–1335).
Burgos (884 CE): Capital of Kingdom of Castile (1065–1235).
Székesfehérvár (c. 900 CE): Capital of Principality of Hungary (900–999), Kingdom of Hungary (1000–1543).

Around the same time and place

Goryeo (918–1392 CE): Dynasty founded by Wang Geon with its capital at Kaesong; the name Korea derives from it.
Silla (c. 57 BCE – c. 935 CE): Kingdom with its capital at Gyeongju, traditionally founded in 57 BCE, that unified most of Korea in the 7th century.
Kana (c. 900 CE): From simplified Chinese characters the Japanese developed the syllabic kana, hiragana and katakana; with kanji they still make up written Japanese.
Kaesong (c. 911 CE): Capital of Taebong (911–918), Goryeo (922–1392).
Hangzhou (c. 911 CE): Capital of Wuyue (911–978).
Beijing (c. 911 CE): Capital of Yan Kingdom (911–914), Ming Dynasty (1375–1644), Empire of China (1916–1916), and 2 more.
Taiyuan (c. 936 CE): Capital of Later Jin (936–946), Northern Han (960–979).
Balhae (698–926 CE): Kingdom founded by the former Goguryeo general Dae Jo-yeong in Manchuria and northern Korea.