1945 – Balikpapan Borneo Indonesia: U.S. underwater demolition team places explosive charges on Japanese shore defenses of Balikpapan, Netherlands East Indies, World War 2.

Hometown Filled Pool With Rocks—He Became Navy SEAL Elite Master Chief William Goines was denied access to his hometown pool in segregated Ohio—so when integration came, the town filled it with rocks and gravel. But Goines taught himself to swim in a creek, joined the Navy, became one of only 13 to complete underwater demolition training out of 96 men, and in 1962 was selected as the ONLY Black man to join the newly created Navy SEAL Team Two under President Kennedy. He served 3 tours in Vietnam

The Frogmen (1951) - Movie

UDT (Underwater Demolition Teams): The Navy Frogmen 1957 US Navy Training Film

Navy SEAL Training: Basic Underwater Demolition/SEAL (BUD/S)

Navy Special Operators Conduct Small Boat Training with Allies