Timeline

 

1913

1914

1915

 In 1913 Army strength was 92,756.  In 1914 the Army numbered 98,544.  In 1915 Army strength was 106,754.
 The Army opened a School of Musketry at the Presidio of Monterey, California.  Dr. Robert H. Goddard patented his multi-stage rocket.  The epic movie The Birth of a Notion was produced by D. W. Griffith.
 The Army organized the 1st Aero Squadron in Texas with eight Curtis biplanes.

 The U.S. declared itself neutral.

Warfare between striking miners and state militia at Ludlow, Colorado, resulted in federal troops being sent to "maintain a status of good order."

 The U.S. Coast Guard was organized.

In May, the British passenger ship Lusitania was sunk by a German submarine, resulting in the death of 1,200 passengers.

 General Victoriano Huerta deposed President Francisco Madera, but was not recognized by President Woodrow Wilson, who aided the opposing Constitutionalists under Carranza by lifting an earlier arms embargo.

 Charlie Chaplin created the character of the tramp.

Edgar Rice Burroughs published his first Tarzan novel.

W. C. Handy wrote the "St. Louis Blues."

 On 22 April in the second battle of Ypres the Germans became the first to employ chlorine poison gas in modern warfare.

 Congress raised the amount paid to the widows of Indian Wars' soldiers to $20 per month.

The 16th Amendment institutionalizing income tax was passed.

Robert Frost published his first book of poems in England.

Mack Sennet began producing slapstick movies.

 Camel cigarettes were introduced by R. J. Reynolds Company.

The Panama Canal was completed. Yellow fever and malaria were eliminated from the Canal Zone by Col. William C. Gorgas.

Tom Jeffords, the former Chiricahua Apache agent and Fort Huachuca postmaster, died in Tucson on 19 February.

 Major Ralph Van Deman, assigned to the War College Division, began organizing military information reports and campaigning for the establishment of an intelligence organization within the general staff.

Carl Sandberg, who failed to graduate from West Point and became a private in the Army, published his first work, Chicago Poems.

 Ambrose Bierce went to Mexico to report on revolutionary activities and was never heard from again. He wrote to his daughter, "Why should I remain in a country that is on the eve of prohibition and women's suffrage?"

 On 29 July the first transcontinental telephone line connecting New York and San Francisco was tested.

General Tasker H. Bliss was wounded by a bullet fired from the Mexican side of the international border as he inspected troops at Naco.

 The Germans recognize before the Allies that the firepower made possible by the machine gun and field artillery has revolutionized warfare and given a decided advantage to the defense. In the year 1915 alone, 1,292,000 French and 274,000 British casualties are suffered.
 The European avant-garde art of Gauguin, Picasso, and Duchamp was introduced to New Yorkers at the Armory Show.  Archduke Franz Ferdinand of Austria-Hungary was assassinated in Sarajevo on 28 June, setting off a chain of events that culminated in the Great War.  In England poet Rupert Brooke publishes a collection of wartime sonnets, including "The Soldier", under the title of 1915.

 Fort Whipple was abandoned on 15 February.

An eight-hour work day went into effect for women.

 On 21 April Maj. Gen. William W. Wotherspoon replaced Wood as Army Chief of Staff. Maj. Gen. Hugh L. Scott replaced Wotherspoon as Army Chief of Staff on 16 November.  U.S. Marines are dispatched to Haiti to protect U.S. lives and property, while a treaty provides for U.S. Supervision of a constabulary and Haitian banking.

 Citizens of Douglas and Tucson were arrested for running guns to rebels in Mexico.

On 5 March Lindley M. Garrison replaced Stimson as Secretary of War.

 Adolf Hitler enlisted in the Bavarian Army.

Euday Bowman wrote 12th Street Rag and Kansas City Blues.

 A fire during the night at the Presidio of San Francisco kills General Pershing's wife Helen and their three daughters.

In a pioneer radio transmission, a speaker from Arlington, Virginia, is heard at Mare Island, California.


12. Buffalo Soldiers at Huachuca: Villa's Raid on Columbus, New Mexico

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