The Battle of Old Baldy refers to a series of five engagements for Hill 266 in west-central Korea. They occurred over a period of 10 months in 1952–1953, though there was also vicious fighting both before and after these engagements.
Main Source: Wikipedia

Initial Fights for Old Baldy

The constant fighting for control of Old Baldy was typical of the savage, see-saw battles waged in the summer and fall of 1952.