The Department of Defense (DoD) is a department of the federal government and has three main components: The departments of the Army, Navy, and Air Force. The DoD is housed in the Pentagon building. The department's roles and limits are contained in Title 10 of the US Code. This section of the law has five components: Subtitle A refers to General Military Law, Subtitle B to the Army, Subtitle C to the Navy and the Marine Corps, Subtitle D to the Air Force and Subtitle E to Military Reserves. Important agencies within the DoD include the Defense Information Systems Agency (DISA), National Security Agency (NSA), the Missile Defense Agency, and the Defense Intelligence Agency (DIA). The DoD receives the largest portion of each year's federal discretionary spending budget. 

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Latest Headlines

Latest Headlines

Hagel to appoint official to oversee ethics in wake of cheating scandal

In the wake of recent military cheating scandal, Defense Secretary Chuck Hagel will appoint a senior officer to oversee ethical issues at the Defense Department.

DoD Enterprise Email gets nearly 10,000 new users

The Air Force headquarters has transitioned its unclassified email accounts to the Defense Department's cloud-based email system, DoD Enterprise Email.

DHS prepares for hypothetical immigration reform

Secretary Jeh Johnson said in a speech Feb. 7 that "when reform legislation is enacted, DHS must be prepared to implement reform. So to prepare for this potential outcome, I have already directed the deputy secretary of homeland security to coordinate the process, to ensure we are ready to implement the law." The speech, at the Wilson Center in Washington, D.C., was Johnson's first major policy address since his confirmation in December.

eBenefits PII glitch potentially affected about 1,300 says VA

A software defect that caused a joint Veterans Affairs and Defense Department self-service benefits portal to display personally identifiable information to other users accessing the system affected no more than 1,362 individuals, a VA officials told a House panel.

Army recruiting fraud went undetected for years, costing more than $29M

The Army was defrauded out of at least $29 million and possibly as much as $95 million thanks to a poorly-managed recruiting assistance program designed to quickly ramp up National Guardsman numbers in 2005, finds an investigation underway by the Army Audit Agency.

Number involved in nuclear missile test cheating rises to 92

The number of nuclear-missile officers tied to an exam cheating scandal at a Montana base jumped to 92 and Air Force officials called the problem systemic in a Jan. 30 Pentagon press conference.

DoD launches DHMSM acquisition with draft RFP

The DoD has signaled its intent to buy a commercial EHR to replace its legacy systems since it and the Veterans Affairs Department  canceled  in February 2013 (citing cost reasons) an effort that would have resulted in a joint EHR running in both military and veterans medical systems.

Joint Information Environment to be scrutinized by OT&E

The Joint Information Environment, an effort to upgrade and standardize Defense Department information technology infrastructure and services, still isn't a program of record but it does come under the oversight of the director of operational test and evaluation.

Chaplains not forced to provide services outside of their faith following updated DoD religious exemption rule

Chaplains haven't been forced to provide services that go against their faith after a new Defense Department policy went into affect allowing service members to request exemptions to dress and grooming standards for religious purposes, Deputy Assistant Secretary of Defense Vee Penrod said at a Jan. 29 House Armed Services Committee subcommittee on military personnel hearing.

Lawmakers and Defense officials agree military pension cuts must be repealed

Lawmakers and military officials both agreed that military pension cuts for working age retirees need to be rolled back at a Jan. 28 Senate Armed Services Committee.