Wikimedia Commons has media related to . 1912 1912 ( MCMXII) was a leap year starting on Monday of the Gregorian calendar and a leap year starting on Sunday of the Julian calendar, the 1912th year of the Common Era (CE) and (AD) designations, the 912th year of the Anno Domini 2nd millennium, the 12th year of the 20th century, and the 3rd year of the 1910s decade. As of the start of 1912, the Gregorian calendar was 13 days ahead of the Julian calendar, which remained in localized use until 1923.
March 1 – Albert Berry is reported to have made the first parachute jump from a flying airplane.
March 6 – Italian forces become the first to use airships in war as two dirigibles drop bombs on Turkish troops encamped at Janzur, from an altitude of 6,000 feet. 
March 7 – Roald Amundsen, in Hobart, Tasmania, announces his success in reaching the South Pole the previous December.
March 12 – The Girl Scouts is founded by Juliette Gordon Low, in Savannah, Georgia.
March 16 – Lawrence Oates, dying member of Scott's South Pole expedition, leaves the tent saying, "I am just going outside and may be some time."
March 22 – The State of Bihar is formed out of the erstwhile State of Bengal, in British India.
March 27 – Mayor Yukio Ozaki of Tokyo gives 3,000 cherry trees to be planted in Washington, D.C., to symbolize the friendship between Japan and the United States.
March 29 – The remaining members of Robert Falcon Scott's South Pole expedition die. March 30 – The French Third Republic establishes the French protectorate in Morocco by the Treaty of Fes with Sultan Abd al-Hafid of Morocco.
April 1 – A partial lunar eclipse takes place, the first of two lunar eclipses this year. It is the 61st lunar eclipse of the 111th Saros cycle, which started with a penumbral lunar eclipse on June 10, 830 AD and will conclude with another penumbral lunar eclipse on July 19, 2092.
April 10 – White Star liner RMS departs from Titanic Southampton, England, with more than 2,200 passengers and crew on her maiden voyage, bound for New York.
April 11 – RMS makes her last call, at Titanic Queenstown in Ireland.
April 14– 15 – Sinking of the RMS : Titanic RMS strikes an Titanic iceberg in the northern Atlantic Ocean and sinks with the loss of more than 1,500 lives. The wreck will not be discovered until 1985. 
April 14 – Santos FC, a Brazilian association football club, is founded in State of Sao Paulo. 
April 16 – Harriet Quimby becomes the first woman to fly across the English Channel.
April 18 – Cunard Line vessel RMS arrives in New York with the 705 Carpathia RMS survivors. Titanic
April 24 – English association football club Barnsley win the FA Cup. April 30 – Carl Laemmle founds Universal Studios as the Universal Film and Manufacturing Company in the United States.
June 6 – The Novarupta volcano (290 miles (470 km) southwest of Anchorage) experiences a VEI 6 eruption (the largest in the 20th century).
July 1 – Harriet Quimby, who set the record as the first woman to fly the English Channel two months previously, dies in Squantum, Massachusetts, after her brand-new two-seat Bleriot monoplane crashes, killing both Quimby and her passenger.
July 12 – The United States release of Sarah Bernhardt's film is influential in the development of the movie feature. Les Amours de la reine Élisabeth Adolph Zukor, who incorporates Paramount Pictures on May 8, 1914, launches his company as the distributor. Paramount celebrates its centennial in 2012. July 30 – Emperor Meiji of Japan dies; he is succeeded by his son Yoshihito, who becomes Emperor Taishō. In the history of Japan, the event marks the end of the Meiji period and the beginning of the Taishō period.
December 3 – Bulgaria, Greece, Montenegro, and Serbia (the Balkan League) sign an armistice with the Ottoman Empire, temporarily halting the First Balkan War. (The armistice will expire on February 3, 1913, and hostilities will resume.)
December 18 – Piltdown Man, thought to be the fossilized skull of a hitherto unknown form of early human, is presented to the Geological Society of London (it is revealed to be a hoax in 1953).
December 24 – Merck files patent applications in Germany for synthesis of the entactogenic drug MDMA ( Ecstasy), developed by Anton Köllisch.  December 30 – The First Balkan War ends temporarily: Bulgaria, Greece, Montenegro, and Serbia (the Balkan League countries) sign an armistice with Turkey, ending the two-month-long war.
1912 date-mark on the apex of a building at Springfield, Birmingham, England.