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BATTLE // June 26, 1950

Battle of Korea Strait

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Overview

The Battle of Korea Strait was a single ship action fought on the first day of the Korean War on 25–26 June 1950, between the navies of South Korea and North Korea. A North Korean troop transport carrying hundreds of soldiers attempted to land its invasion force near Busan but was encountered by the South Korean patrol ship ROKS Baekdusan and sunk. It was one of the first surface actions of the war and resulted in an important South Korean victory.

Overview adapted from Wikipedia, licensed under CC BY-SA 4.0.

Significance

The Battle of Korea Strait was fought on the opening day of the Korean War and produced one of the first South Korean victories of the conflict. A North Korean troop transport carrying an estimated 600 soldiers attempted an amphibious landing near Busan, the major port city on the southeastern tip of the peninsula. Had the force reached shore, it could have threatened one of South Korea's most critical logistical hubs from the outset of the war. The interception and sinking of the transport by the South Korean patrol ship ROKS Baekdusan denied North Korea that landing and eliminated the embarked force. As an early surface action, the engagement demonstrated that South Korean naval forces could contest North Korean maritime operations, and it protected a port that would become central to the United Nations Command's ability to receive reinforcements and supplies in the weeks that followed.

Tactics

The ROKS Baekdusan, a South Korean patrol ship, intercepted the North Korean troop transport in the Korea Strait and sank it before it could land its soldiers near Busan. The overview does not provide further detail on the tactical conduct of the engagement.

Forces & casualties

Troop strength

  • Corée du Sud461
    medium

Casualties

  • Corée du Nord600
    medium

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Last verified June 2026
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