Army Air Service Brig. Gen. Billy Mitchell helps to lead a series of tests off the mouth of Chesapeake Bay, with Army crews from the First Provisional Air Brigade, at Langley Field, Va., flying Martin MB-2 bombers, and bombing ships to demonstrate the importance of airpower. The former German destroyer G-102 is sunk in 19 minutes on July 13, a prelude to the sinking of the captured German battleship Ostfriesland on July 21.
The U.S. military struck three Iranian oil tankers on Sept. 5, as the Trump administration and Iran battle for control over the Strait of Hormuz.
