Nation He found an enemy soldier’s diary after a Vietnam War battle. Now, he seeks its owner. January 28, 2023Megan Burrow, NorthJersey.comComments Off on He found an enemy soldier’s diary after a Vietnam War battle. Now, he seeks its owner. Vietnam War veteran Peter Mathews, 77, found the beautifully decorated diary in a backpack after a 1967 battle near Dak To in the Central Highlands.