1019 Explained

Year 1019 (MXIX) was a common year starting on Thursday (link will display the full calendar) of the Julian calendar.

Events

Sviatopolk I dies, and is succeeded by his brother Yaroslav I (the Wise). He becomes the Grand Prince of Kiev with the support of the Novgorodians and the help of Varangian (Viking) mercenaries. Yaroslav consolidates the Kievan state, through both cultural and administrative improvements, and military campaigns.^[1]

March 10 - Battle of Gwiju: Korean forces, led by General Kang Kam-ch'an, gain a decisive victory over the Khitan Liao Dynasty at modern-day Kusong, ending the Third Goryeo-Khitan War.
Toi invasion: Jurchen pirates, from the Khitan Liao Dynasty in modern-day Manchuria, sail with about 50 ships to invade Kyūshū in Japan. They assault the islands Tsushima and Iki. In April the pirates raid Matsuura but are defeated by the Japanese army.
Japanese statesman and regent Fujiwara no Michinaga retires from public life, installing his son Yorimichi as regent. Michinaga, however, continues to direct affairs of state from his retirement, and remains the de facto ruler of Japan, until his death in 1028.