Complex sentence: As a result of Secretary of Defense Robert McNamara's May 1964 directive accelerating the decommissioning of Atlas and Titan I missile bases, the 40th Bomb Wing was inactivated September 1,1964 and the 548th Strategic Missile Squadron was deactivated on March 25,1965.
Split into simpler sentences: As a result of Secretary of Defense Robert McNamara's May 1964 directive accelerating the decommissioning of Atlas and Titan I missile bases, tThe 40th Bomb Wing was discontinued and inactivated September 1,1964. The 548th Strategic Missile Squadron was deactivated on March 25,1965.