 Since the division had been reduced to approximately 50% of its original strength by this time, it remained in this locality, reorganizing and receiving replacements totalling about 1,200 men.On September 21, 1950, the 5th Division was hit by the full weight of the all-out UN offensive launched in coordination with the successful amphibious operation at Inchon.After the UN breakout from the Pusan Perimeter, fierce battles were fought in the harbor village of Pohang-dong between the ROK 3rd Division and the 5th Division.