The Korean conflict has been called the "forgotten war"..even though it should not be so. It cost nearly 37,000 lives and over 103,000 wounded.
Here is a video of the Inchon landing, only 2+ minutes, but being as it was only 5 years after WW2, the action and methods were the same.
https://www.youtube.com/watch?v=ORilghHW0UQ