The land went through several administrative changes before becoming an organized ( or incorporated ) territory on May 11, 1912, and the 49th state of the U. S. on January 3, 1959.

* 1912 – U. S. Marines invade Nicaragua to support the U. S .- backed government installed there after José Santos Zelaya had resigned three years earlier.

* Laigle, Mathilde, Le livre des trois vertus de Christine de Pisan et son milieu historique et littéraire, Paris, Honoré Champion, 1912, 375 pages, collection: Bibliothèque du XVe siècle siècle ( this book is the translation of an American thesis of Mathilde Laigle, Columbia U. )

* 1912 – Arizona is admitted as the 48th U. S. state.

In 1912, Gernsback said that he estimated 400, 000 people in the U. S. were involved in amateur radio.

* 1912 – New Mexico is admitted as the 47th U. S. state.

In 1912 the U. S. intervened into Liberia ’ s dire financial situation ( see Relations between the U. S. and Liberia ).

Striking workers confronted by U. S. Army soldiers during the 1912 Lawrence textile strike in Lawrence, Massachusetts, U. S. A.

* 1859 – Charles Brantley Aycock, 50th Governor of the U. S. state of North Carolina ( d. 1912 )

During August and September 1912, a contingent of 2300 U. S. Marines landed at the port of Corinto and occupied León and the railway line to Granada.

* 1912 – U. S. forces defeat Nicaraguan rebels under the command of Benjamín Zeledón at the Battle of Coyotepe Hill.

* Rouxeaux, U. ( 1912 ) Laennec Paris: Baillière 1912, 1920

The Canadian engineer Reginald Fessenden, while working for the Submarine Signal Company in Boston, built an experimental system beginning in 1912, a system later tested in Boston Harbor, and finally in 1914 from the U. S. Revenue ( now Coast Guard ) Cutter Miami on the Grand Banks off Newfoundland Canada.

* The first U. S. feature film, Oliver Twist, was released in 1912.

* December 26 – Phil Hart, U. S. Senator ( b. 1912 )

** Calbraith Perry Rodgers, American pioneer aviator, made first transcontinental U. S. flight ( d. 1912 )

* April 11 – Isidor Rayner, U. S. senator ( d. 1912 )

* May 30 – Frederick Dent Grant, U. S. soldier and statesman ( d. 1912 )

He was on the U. S. 1912 Olympic pentathlon team and also designed the U. S. Cavalry's last combat saber: the " Patton Saber " ( the M-1913 ).

The process of cosmopolitanism had begun in earnest about 1912, but the First War and the depression virtually stalled that process in its tracks.

Through 1911 and 1912, as the Cubist facet-plane's tendency to adhere to the literal surface became harder and harder to deny, the task of keeping the surface at arm's length fell all the more to eye-undeceiving contrivances.

It was for this reason, and no other that I can see, that in September 1912, Braque took the radical and revolutionary step of pasting actual pieces of imitation-woodgrain wallpaper to a drawing on paper, instead of trying to simulate its texture in paint.

the internal organization rarely has any chronological order, except in obvious groups like the `` Poems of Pilgrimage '', the `` Poems of 1912 - 13 '', and the war poems.

The `` Poems of 1912 - 13 '' offer a good example of Hardy's style as it was manifested in the later productive decade.

The elegiac tone is Hardy's natural tone of voice, and it is not surprising that the 1912 - 13 poems are consistently and unmistakably his.

In a detailed letter published in the Scientific American in 1912, he remarked that `` loose statements '' about the case showed scant understanding of the facts.

In 1912 the United States Supreme Court adopted a new set of rules of equity which became effective on February 1, 1913.

Even before it was formally dissolved in 1912, the A.L.A.M. was succeeded by the Automobile Board of Trade, the direct lineal ancestor of the present-day Automobile Manufacturers Association.

This scheme failed, and the following decade brought a deluge of infringement suits among individual manufacturers that reached its crest in 1912.

The prevailing view in the industry was summed up in 1912 by a group of auto makers who told a Senate committee: `` The exceedingly unsatisfactory and uselessly expensive conditions, including delays surrounding legal disputes, particularly in patent litigation, are items of industrial burden which must be written large in figures of many millions of dollars of industrial waste ''.

The Lummus Cotton Gin Co. has had a sales and service office in Dallas since 1912.

or `` Carmine Theater, 1912 '', the only canvas with an ash can ( and foraging dog ), although Sloan was a member of the famous `` Eight '', and of the so-called `` Ash-Can School '', a term he resented.

Dwan operated Flying A Studios in La Mesa, California from August, 1911 to July, 1912.

* On April 15, 1912 the RMS Titanic sank after hitting an iceberg with a loss of more than 1, 500 lives.

* Walter Scott Houston ( 1912 – 1993 ) who wrote the " Deep-Sky Wonders " column in Sky & Telescope magazine for almost 50 years.

Alfred Elton van Vogt ( April 26, 1912 – January 26, 2000 ) was a Canadian-born science fiction author regarded as one of the most popular and complex science fiction writers of the mid-twentieth century: the " Golden Age " of the genre.

* 1912 – Frank Dilio, Canadian hockey administrator ( d. 1997 )

* 1912 – Walt Gorney, American actor ( d. 2004 )

* 1912 – Hamengkubuwono IX, Indonesian politician 2nd Vice President of Indonesia ( d. 1988 )

* 1912 – Hound Dog Taylor, American singer and guitarist ( d. 1975 )

* 1912 – The British passenger liner sinks in the North Atlantic at 2: 20 a. m., two hours and forty minutes after hitting an iceberg.