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374
Gwanggaeto's birth
Gwanggaeto was born in 374CE -
400
clans
In 400, Later Yan, founded by the Murong clan of the Xianbei in present-day Liaoning province, attacked Goguryeo. Gwanggaeto responded swiftly, recovering most of the territory seized by the Xianbei and driving most of them from Goguryeo. -
413
Death
King Gwanggaeto died of unknown disease in 413, at the age of thirty-nine. Although Gwanggaeto ruled for only twenty-two years and died fairly young, his conquests are said to mark the high tide of Korean history -
420
attack
Then in 402, he decided to launch an attack on Later Yan itself, determined to protect his Kingdom from further threat. -
king
At the age 17 he bedme king he called himself Supreme king -
army
Gwanggaeto led his army against the neighboring kingdom of Baekje -
take over
in 395 he tried to take over Baekje -
command
In 392, with Gwanggaeto in personal command, Goguryeo attacked Baekje with 50,000 cavalry, taking 10 walled cities along the two countries' mutual border. This offensive infuriated King Asin of Baekje and he subsequently planned a counter-offensive against Gwanggaeto, a plan he was forced to abandon when his invasion force was defeated by Goguryeo in 393.