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  2. Defense Switched Network - Wikipedia

    en.wikipedia.org/wiki/Defense_Switched_Network

    The Defense Switched Network ( DSN) is a primary information transfer network for the Defense Information Systems Network (DISN) of the United States Department of Defense. The DSN provides the worldwide non-secure voice, secure voice, data, facsimile, and video teleconferencing services for DOD Command and Control (C2) elements, their ...

  3. Fort Norfolk in 1861, a first system fort upgraded as part of the second system. The Statue of Liberty is built on top of Fort Wood of the second system. Fort Adams, one of the largest third system forts. In the American colonies and the United States, coastal forts were generally more heavily constructed than inland forts, and mounted heavier ...

  4. Military mail - Wikipedia

    en.wikipedia.org/wiki/Military_mail

    Military mail, as opposed to civilian mail, refers to the postal services provided by armed forces that allow serving members to send and receive mail. Military mail systems are often subsidized to ensure that military mail does not cost the sender any more than normal domestic mail. In some cases, military personnel in a combat zone may post ...

  5. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  6. Seacoast defense in the United States - Wikipedia

    en.wikipedia.org/wiki/Seacoast_defense_in_the...

    Seacoast defense in the United States. The outer works of Fort McHenry in Baltimore harbor, although built in the 1860s, are broadly similar to early First and Second System forts built prior to the War of 1812, with low earthworks, although mounting much larger cannon and reinforced with masonry. The cannon are 8-inch converted rifles (lined ...

  7. AOL

    login.aol.com

    Username, email, or mobile. yahoo.com; gmail.com; outlook.com; aol.com; Forgot username? Create an account. x. AOL works best with the latest versions of the browsers ...

  8. Deployable Specialized Forces - Wikipedia

    en.wikipedia.org/wiki/Deployable_Specialized_Forces

    The Deployable Specialized Forces (DSF) —formerly Deployable Operations Group— are part of the United States Coast Guard that provide highly equipped, trained and organized deployable specialized forces, to the Coast Guard, United States Department of Homeland Security (DHS), United States Department of Defense (DoD) and inter-agency operational and tactical commanders.

  9. Coastal defence and fortification - Wikipedia

    en.wikipedia.org/wiki/Coastal_defence_and...

    Coastal defence (or defense) and coastal fortification are measures taken to provide protection against military attack at or near a coastline (or other shoreline ), [1] for example, fortifications and coastal artillery. Because an invading enemy normally requires a port or harbour to sustain operations, such defences are usually concentrated ...