World War I

1988 65¢ Great Americans: H. H. 'Hap' Arnold
June 25, 1886

Happy Birthday Henry “Hap” Arnold

General of the Air Force Henry “Hap” Arnold was born on June 25, 1886, in Gladwyne, Pennsylvania. He was an early supporter of military air power, and later became the Air Force’s first five-star general.

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2001 34¢ American Illustrator J. M. Flagg
June 18, 1877

Birth of James Montgomery Flagg 

Noted artist and illustrator James Montgomery Flagg was born on June 18, 1877, in Pelham Manor, New York.  He painted dozens of memorable posters, book covers, magazine covers, and more, with the most notable being his interpretation of Uncle Sam.

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1984 20¢ Performing Arts: John McCormack
June 14, 1884

Happy Birthday, John McCormack

Irish tenor John McCormack was born on June 14, 1884, in Athlone, Ireland.  Eventually becoming an American citizen, he was internationally renowned for his singing abilities and breath control.

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1917 Washington violet, perf 10, Type I
May 9, 1918

The Military Postal Express Service

On May 9, 1918, the US War Department created the Military Postal Express Service (MPES) to handle military mail in Europe during World War I.  It was the first postal system in the world to be created by an Army.

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1961 4¢ Naval Aviation
May 8, 1911

Birth of Naval Aviation

On May 8, 1911, the US Navy purchased its first airplane. This date is celebrated as the birth of US naval aviation.

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2001 34¢ American Illustrator Harvey Dunn
March 8, 1884

Birth of Harvey Dunn

Harvey Thomas Dunn was born on March 8, 1884, near Manchester, South Dakota. Dunn was influenced all his life by the South Dakota prairie where he was born. He once said that he preferred painting pictures of early South Dakota life to any other subject.

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1986 5¢ Great Americans: Hugo L. Black
February 27, 1886

Birth of Hugo Black

Hugo Lafayette Black was born on February 27, 1886, in Harlan, Alabama. He’s the fifth longest-serving US Supreme Court justice and historians state he was second only to John Marshall in his impact on the Constitution.

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1999 55¢ General William “Billy” Mitchell stamp
December 17, 1925

The Court-Martial of Billy Mitchell

On December 17, 1925, the seven-week court-martial of World War I aviation pioneer Billy Mitchell came to an end.  He was charged for his public criticism of the military in its rejection of the importance of air power.

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1969 6¢ Alabama Statehood stamp
December 14, 1819

Alabama Becomes 22nd State

On December 14, 1819, Alabama was admitted to the Union as the 22nd state.

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