Battle of Linyuguan
The Battle of Linyuguan was fought in 598 as part of the Goguryeo-Sui Wars.
In 597, Emperor Wen of Sui provoked Goguryeo to show off the strength of his empire. King Yeongyang became indignant in response. Gang Yi-sik suggested that his king attack the Sui dynasty. King Yeongyang accepted and led 10,000 Mohe army himself. Goguryeo army to attack the pass at Linyuguan, but Wei Chong, Governor of Yingzhou, hold them.
In 598, Emperor Wen of Sui collected an army of 300,000 troops to defend the pass. He gave 200,000 troops to Yang Liang who is the fourth son of Emperor Wen and 100,000 marines to Zhou Luohou. However, after constant ambushes combined with the roughness of the sea waves, the Sui navy which was escorting the army was defeated easily. In June 598, the Sui army started to retreat.
