No Patches, No Dog Tags: Inside MACV-SOG’s Secret War in Vietnam

They wore tiger stripes without insignia, carried rifles with the serial numbers filed off, and crossed borders Washington swore it never did. Formed in 1964, MACV-SOG fused Green Berets, SEALs, and CIA operatives into a deniable task force that ran some of the Vietnam War’s most perilous missions. This is how America’s shadow unit fought in the dark - and why its legacy took decades to come to light.