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The Pentagon

Headquarters of the U.S. Department of Defense

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# The Pentagon


Who / What

The Pentagon is the headquarters building of the U.S. Department of Defense, located in Arlington County, Virginia. It serves as a central administrative and operational hub for all branches of the United States military.


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Background & History

Originally constructed during World War II to streamline defense coordination, The Pentagon was designed by architect George Bergstrom and built under contractor John McShain. Groundbreaking occurred on **11 September 1941**, with dedication held on **15 January 1943**. Its unique five-sided design reflects the five military branches it oversees: Army, Navy, Marine Corps, Air Force, and Coast Guard.


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Why Notable

As a symbol of American military power, The Pentagon embodies national security, strategic planning, and defense innovation. It houses thousands of employees, including high-ranking officials, intelligence analysts, and logistics coordinators, making it critical to U.S. global defense operations. Its iconic architecture and accelerated construction during WWII also cement its status as a landmark in modern engineering.


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In the News

The Pentagon remains a focal point for discussions on national security, geopolitical conflicts, and military reforms. Recent developments include responses to cyber threats, advancements in drone technology, and debates over defense budget allocations. Its role in shaping U.S. foreign policy continues to influence global stability and strategic alliances.


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Key Facts

  • **Type:** Building (metonym for the Department of Defense)
  • **Also known as:** U.S. Department of Defense Headquarters
  • **Founded / Dedicated:** 15 January 1943
  • **Key dates:**
  • Groundbreaking: 11 September 1941
  • Construction completion: ~2 years (accelerated schedule)
  • **Geography:** Arlington County, Virginia, USA (across the Potomac River from Washington, D.C.)
  • **Affiliation:** U.S. Department of Defense

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    Links

  • [Wikipedia](https://en.wikipedia.org/wiki/The_Pentagon)
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    • Defense Technology (2)
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    📖 Key Information

    The Pentagon is the headquarters building of the United States Department of Defense, in Arlington County, Virginia, across the Potomac River from Washington, D.C. The building was constructed on an accelerated schedule during World War II. As a symbol of the U.S. military, the phrase The Pentagon is often used as a metonym for the Department of Defense and its leadership. The building was designed by American architect George Bergstrom and built by contractor John McShain. Ground was broken on 11 September 1941, and the building was dedicated on 15 January 1943.

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