4023. December 22, 2010 President Barack Obama signs the repeal into law. The formal repeal will not begin until 60 days after the President, Secretary of State and Chairman of the Joint Chiefs of Staff certify in writing that the military is sufficiently prepared for. 21 In Malta, crewmen were later assigned the task of counting all of the holes in the ship that were the size of a mans hand or larger. They found a total of 861 such holes, in addition to "thousands" of.50 caliber machine gun holes. CHAPTER 5 m PRINCIPLES AND SOURCES OF THE LAW OF ARMED CONFLICT 5.1 WAR AND THE LAW 5-1 5.2 GENERAL PRINCIPLES OF THE LAW OF. ARMED CONFLICT 5-1 5.3 COMBATANTS AND NONCOMBATANTS 5-2 5.4 SOURCES OF THE LAW OF ARMED CONFLICT 5-2 Customary Law 5-2. In that sense, the law of armed conflict complements and supports the principles of warfare embodied in the military concepts of objective, mass, economy of force, surprise, and security. Together, the law of armed conflict and the principles of warfare underscore the importance of concentrating. July 16, 1976 The U. S. District Court in Washington D.C., upholds the decision of the U. S. Air Force to discharge Technical Sergeant Leonard Matlovich after he admits to being homosexual. Matlovich had challenged the militarys anti-gay policy on constitutional grounds.