* 1916 – Romania declares war against Austria-Hungary, entering World War I as one of the Allied nations.

* 1916 – Romania declares war on Austria-Hungary, joining the Entente in World War I

* 1916 – World War I: Germany declares war on Romania.

On one side were Germany, Austria-Hungary, the Ottoman Empire and Bulgaria ( the Central Powers / Triple Alliance ), while on the other side stood Serbia and the Triple Entente – the loose coalition of France, Britain and Russia, which were joined by Italy in 1915, Romania in 1916 and by the United States in 1917.

Two years later, under the pressure of Allies ( especially France desperate to open a new front ), on August 14 / 27 1916 it joined the Allies, for which they were promised support for the accomplishment of national unity, Romania declared war on Austria-Hungary.

* Treaty of 4 August 1916, the treaty of alliance between Romania and the Entente

After 1916, when the Kingdom of Romania entered World War I on the Entente side, Ion Antonescu acted as chief of staff for General Constantin Prezan.

He joined the German forces during World War I 1916 as an artilleryman, fought in Romania and was seriously injured near Ypres in 1918.

In alliance with Germany, Austria-Hungary and the Ottomans, Bulgaria won military victories against Serbia and Romania, occupying much of Macedonia ( taking Skopje in October ), advancing into Greek Macedonia, and taking Dobruja from Romania in September 1916.

In 1916 he was promoted to colonel and attached again as liaison officer to Army Group Mackensen and the Bulgarian Third Army for the operations against Romania.

Part of the Bulgarian army was involved in the conquest of Romania in 1916.

Otto von Habsburg ( 20 November 1912 4 July 2011 ), also known by his royal name as Archduke Otto of Austria, was the last Crown Prince of Austria-Hungary from 1916 until the dissolution of the empire in 1918, a realm which comprised modern-day Austria, Hungary, Bosnia and Herzegovina, Croatia, the Czech Republic, Slovakia, Slovenia, and parts of Italy, Montenegro, Poland, Romania, Serbia and Ukraine.

* Elisabeth of Wied ( 1843 – 1916 ), queen consort and queen dowager of Romania

In 1916 he was appointed to command the Russian VIII Corps and lead troops in Romania during the last successful Russian campaign of the war, the Brusilov Offensive.

Following the catastrophic defeats of France's ally Romania at the hands of Central Powers in late 1916, that forced the capital Bucharest to be evacuated, Joffre was appointed as head of the French Military Mission aimed at reforming the Romanian army.

The city was the capital of the Principality of Moldavia from 1564 to 1859, then of the United Principalities from 1859 to 1862, and the capital of Romania from 1916 to 1918.

During World War I, Iași was the capital of a severely reduced Romania for two years, following the Central Powers ' occupation of Bucharest on 6 December 1916.

He followed this up in 1916 with a successful campaign against Romania ( under the overall command of General Erich von Falkenhayn ).

In 1916, Romania joined the war on the side of the Triple Entente.

The early success of the offensive convinced Romania to enter the war on the side of the Entente, though that turned out to be a bad decision since it led to the failure of the 1916 campaign.

The town and the surrounding mountains were the site of military confrontations in 1916, during World War I ( see Romania during World War I ).

Pauline Elisabeth Ottilie Luise zu Wied ( 29 December 1843 – 3 March / 2 November 1916 ) was the Queen consort of Romania as the wife of King Carol I of Romania, widely known by her literary name of Carmen Sylva.

The 1916 treaty between the United Kingdom and Sheikh Abdullah was similar to those entered into by the British with other Persian Gulf principalities.

He taught history for a year in Coffeyville, Kansas, then entered the Indiana University School of Law, receiving his LLB in 1916.

He entered Harvard University in 1916 to study medicine but switched to mathematics before graduating in 1920.

Groves ' class entered West Point on 15 June 1916, but the United States declaration of war on Germany in April 1917 led to the course being shortened to what was known as the War Emergency Course, which graduated early on 1 November 1918.

In March 1916, at the age of 13 he entered what is now Ujiyamada High School.

The general entered service as a sergeant with the Washington National Guard in June 1916 and died while on duty in the Pentagon in March 1950.

On the French front the tiny Nieuport 11, a tractor biplane with a forward firing gun mounted high on the top wing above the arc of the propeller, also proved a match for the German fighter when it entered service with Escadrille N. 3 in January 1916.

Despite this turbulence in Mansfield's life, she entered into her most productive period of writing in early 1916, and her relationship with Murry also improved.

Later on, Italy entered the conflict on the side of the Entente against Austria – Hungary in May 1915 and Germany in August 1916.

In 1913, Kästner entered a teacher training school in Dresden, but left the school in 1916 shortly before completing the courses that would have qualified him to teach at public schools.

His son Richard Fleischer, born in 1916, entered the film industry in the 1940s, and in retirement worked on merchandising Betty Boop.

This proposal received no objections from the Commissioners of Public Works, who costed it at £ 600, and negotiations were entered into with the Department of Education about the possibility of relocating artefacts relating to the 1916 rising housed in the National Museum to a new museum at the Kilmainham Gaol site.

He entered Cornell University as an electrical engineering student in 1916, but soon switched to chemistry.

In 1916 Brazil enacted its civil code ( project of Clovis Bevilacqua, after rejecting the project by Teixeira de Freitas that was translated by the Argentines to prepare their project ), that entered into effect in 1917 ( in 2002, the Brazilian Civil Code was replaced by a new text ).

The 1916 race was shortened to 120 laps, for a number reasons including a lack of entries from Europe ( there were so few entries the Speedway itself entered several cars ), a lack of oil, and out of respect for the war in Europe.

The following year, he returned to the home of his mother and stepfather, and entered the Realschule in Reichenberg, where he pursued his secondary education to June, 1916.

In the last 1, 300 years Tungurahua entered every 80 to 100 years into an activity phase of which the major have been the ones of 1773, 1886 and 1916 – 1918.

In 1912 he also entered the cartoonist sector and was hired for an animation by Kobayashi Shokai later in 1916.

He entered politics in the 1916 election, elected to the provincial legislature as a Liberal member from Victoria City.

He entered David Lloyd George's coalition government as Parliamentary Secretary to the Air Board in December 1916, an office that was renamed Parliamentary Secretary to the Air Council in November 1917.

After a year studying journalism, he entered the law school of New York University in 1912 and graduated in 1916.

In addition to printing druggists ' labels and calendars, in 1916 Lawson & Jones entered into a profitable arrangement to manufacture cigarette packaging for Imperial Tobacco.

The Congress reversed these changes in support of the bureaus and in the National Defense Act of 1916 reduced the size and functions of the general staff to few members before America entered World War I.