After secretly crossing the Yalu River on 19 October, the (People's Volunteer Army) PVA 13th Army Group launched the First Phase Offensive on 25 October, attacking the advancing UN forces near the Sino-Korean border.
After secretly crossing the Yalu River on 19 October, the (People's Volunteer Army) PVA 13th Army Group launched the First Phase Offensive on 25 October, attacking the advancing UN forces near the Sino-Korean border.
