The US Ship of Miracles that saved 14,000 North Korean refugees
By Laura Bicker BBC News, Seoul

Lee Gyong-pil, who was given the name Kimchi 5, was born on a cargo ship
Almost 70 years ago, a US merchant marine ship picked up more than 14,000 refugees in a single trip from a North Korean port. This is the story of that journey, and some of those on board.
It was Christmas Day in 1950, and this was no ordinary birth.
The mother was one of 14,000 North Korean refugees crammed into a US merchant marine ship, fleeing the advancing guns of the Chinese army.
...

The ship, which was meant to hold cargo, found itself swarmed with people
Read more at: https://www.bbc.com/news/world-asia-50805106
The article goes on to say, the parents of the present President of South Korea, Moon's parent's were on that ship.
I once had a book on that
"Battle of Chosin Reservoir" referred to in the article.
Troops were almost entirely pushed off the peninsula. I need to brush up on it. We or they, were in a real jam.