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  2. Army & Air Force Exchange Service - Wikipedia

    en.wikipedia.org/wiki/Army_&_Air_Force_Exchange...

    The Army & Air Force Exchange Service ( AAFES, also referred to as The Exchange and The PX or The BX) provides goods and services at U.S. Army and Air Force installations worldwide, operating department stores, convenience stores, restaurants, military clothing stores, theaters and more across 50 U.S. states and more than 30 countries.

  3. HAL Dhruv - Wikipedia

    en.wikipedia.org/wiki/HAL_Dhruv

    The HAL Dhruv (lit: "Firm") is a utility helicopter designed and developed by Hindustan Aeronautics Limited (HAL) in November 1984. The helicopter first flew in 1992; its development was prolonged due to multiple factors including the Indian Army's requirement for design changes, budget restrictions, and sanctions placed on India following the 1998 Pokhran-II nuclear tests.

  4. 2021 Microsoft Exchange Server data breach - Wikipedia

    en.wikipedia.org/wiki/2021_Microsoft_Exchange...

    The first breach of a Microsoft Exchange Server instance was observed by cybersecurity company Volexity on 6 January 2021. [1] By the end of January, Volexity had observed a breach allowing attackers to spy on two of their customers, and alerted Microsoft to the vulnerability. After Microsoft was alerted of the breach, Volexity noted the ...

  5. United States Army Air Forces - Wikipedia

    en.wikipedia.org/wiki/United_States_Army_Air_Forces

    The United States Army Air Forces ( USAAF or AAF) [1] was the major land-based aerial warfare service component of the United States Army and de facto aerial warfare service branch of the United States [2] during and immediately after World War II (1941–1947). It was created on 20 June 1941 as successor to the previous United States Army Air ...

  6. Sikorsky H-19 Chickasaw - Wikipedia

    en.wikipedia.org/wiki/Sikorsky_H-19_Chickasaw

    Sikorsky H-34 (S-58 / Wessex) The Sikorsky H-19 Chickasaw (company model number S-55) is a multi-purpose piston-engined helicopter that was used by the United States Army and United States Air Force. It was also license-built by Westland Aircraft as the Westland Whirlwind in the United Kingdom. United States Navy and United States Coast Guard ...

  7. List of United States military helicopters - Wikipedia

    en.wikipedia.org/wiki/List_of_United_States...

    Sikorsky Aircraft Corporation. used as the official helicopters of the President of the United States Marine One. 1959. 1961. 1500. Sikorsky S-61R. Medium-lift transport/SAR helicopter. Sikorsky Aircraft Corporation. The S-61R served in the United States Air Force and in the United States Coast Guard.

  8. Kaman HH-43 Huskie - Wikipedia

    en.wikipedia.org/wiki/Kaman_HH-43_Huskie

    The Kaman HH-43 Huskie is a helicopter developed and produced by the American rotorcraft manufacturer Kaman Aircraft. [2] It is perhaps most distinctive for its use of twin intermeshing rotors, having been largely designed by the German aeronautical engineer Anton Flettner . First flown on 21 April 1953, the HH-43 went into production and was ...

  9. Sikorsky HH-60 Pave Hawk - Wikipedia

    en.wikipedia.org/wiki/Sikorsky_HH-60_Pave_Hawk

    The HH-60 Pave Hawk and its successor the HH-60W Jolly Green II are combat rescue helicopters, though in practice they often serve humanitarian and peacetime disaster rescue. It is a derivative of the UH-60 Black Hawk and incorporates the US Air Force PAVE electronic systems program. The HH-60/MH-60 is a member of the Sikorsky S-70 family.