January 17 - a B-52 Stratofortress collides with a KC-135 Stratotanker during aerial refueling near Palomares, Spain. Seven crewmembers are killed in the crash, and two of the B-52's nuclear weapons rupture, scattering radioactive material over the countryside. One bomb lands intact near the town, and another is lost at sea. It is later recovered intact 5 miles (8 km) offshore.
Aviation Battalion was constituted in the Regular Army and activated 1 February 1957 in Hawaii as the 25
Aviation Battalion is currently organized under TOE 1-75E, 1-76E, 1-77E, and 1-78E dated 15 July 1963, and as amended by General Order Number 4,Headquarters, United States Army Pacific, dated 6 January 1966.
Aviation Battalion, while the complex task of coordinating aerial resupply to all of the tactical units engaged in the pursuit phases of ATTLEBORO was given to the 25
The 159th Avn Group is composed of one general support aviation battalion, one assault helicopter battalion, one light utility helicopter battalion, and one medium lift helicopter battalion from the ARNG.
The aviation groups assigned to the brigade are the 185th Avn Group (Lift) and the 211th Avn Group (Attack).
The 4th Aviation Brigade, 4th Infantry Division, is helping to develop future tactics, techniques, and procedures and to assist with determining the future force structure of Army Aviation.