He returned to the Western Front in early 1916 as a general staff officer in the 33rd Division and took part in the Battle of Arras in April / May 1917.

In April 1917, when German U-boats were sinking many British ships with torpedoes, the marine artist Norman Wilkinson devised dazzle camouflage, which paradoxically made ships more visible but harder to target.

A meeting called by Count Plunkett on 19 April 1917 led to the formation of a broad political movement under the banner of Sinn Féin which was formalised at the Sinn Féin Ard Fheis of 25 October 1917.

Among the more than two dozen exhibitors who attended the first meeting held in New York on April 25, 1917, were Frederick Dahnken of the Turner and Dahnken Circuit in San Francisco, Harry O. Schwalbe of Philadelphia, Samuel Roxy Rothafel of New York, Earl H. Hulsey of Dallas and Nathan H. Gordon of Boston.

In April 1917, during a brief period of German aerial supremacy, a grandstanding Member of Parliament ( upset at the lack of orders for his own aircraft manufacturing firm ) claimed that, on the Western Front, a British pilot's average life expectancy was 93 flying hours, or about three weeks of active service.

To that end, they had arranged for the safe conduct of Lenin and his comrades from exile in Switzerland to Petrograd in April 1917, and financed the Bolshevik party, believing Lenin to be the most powerful weapon they could use against Russia.

Hawks left Cornell in April 1917 when the United States declared war on Germany and entered World War I.

Before Hawks was called for active duty, he took the opportunity to go back to Hollywood and by the end of April 1917 was working on Cecil B. DeMille's The Little American, where he met and befriended the then eighteen-year-old slate boy James Wong Howe.

The United States joined with the Allies in April 1917.

After the United States entered the war in April 1917, President Woodrow Wilson appointed Hoover to head the U. S. Food Administration.

Ieoh Ming Pei ( born April 26, 1917 ), commonly known as I. M. Pei, is a Chinese American architect, often called a master of modern architecture.

Ieoh Ming Pei was born on April 26, 1917 to Tsuyee Pei and Lien Kwun, and the family moved to Hong Kong one year later.

Hubbard's father rejoined in the Navy in April 1917, during World War I, while his mother May worked as a clerk for the state government.

December 15, 1859 – April 14, 1917 ) was a Polish doctor, linguist, and the creator of Esperanto, the most successful constructed language designed for international communication.

Zamenhof died in Warsaw on April 14, 1917, and is buried in the Okopowa Street Jewish Cemetery in that city.

In April 1917, Lenin published the April Theses, the strategy of the October Revolution, which proposed that the Russian revolution was not an isolated national event, but a fundamentally international event — the first world socialist revolution.

* The Tasks of the Proletariat in the Present Revolution ( The " April Theses "), 1917

Mao would publish his first article, " A Study of Physical Culture ", in New Youth in April 1917, in which he instructed all Chinese people to increase their physical strength in order to serve the revolutionary cause.

In January 1917 Newman took up a teaching post at Archbishop Holgate's Grammar School in York, leaving in April 1918.

In April 1922, Mitchell was seeing two men almost daily ; one was Berrien “ Red ” Upshaw, whom she is thought to have met in 1917 at a dance hosted by the parents of one of her friends, and the other, Upshaw's roommate and friend, John R. Marsh, a copy editor from Kentucky who worked for the Associated Press.

As a means to destabilize Russia on the Eastern Front, Germany's High Command allowed Lenin to travel across Germany and German-held territory into Russia in April 1917, anticipating him partaking in revolutionary activity.

On April 10, 1904, his first child was born, a son named George after the late Senator.

It is difficult to say what Thompson expected would come of their relationship, which had begun so soon after his emotions had been stirred by Maggie Brien, but when Katie wrote on April 11, 1900, to tell him that she was to be married to the Rev. Godfrey Burr, the vicar of Rushall in Staffordshire, the news evidently helped to deepen his discouragement over the failure of his hopes for a new volume of verse.

Meynell once again paid his debts and it was Katie, rather than Thompson, whose life was soon ended, for she died in childbirth in April, 1901, in the first year of her marriage.

There must have been special feelings of joy and patriotism in the heart of Daniel Morgan too, when the news was received on April 30th of the recognition by France of the independence of the United States.

( John ) Boutflower of Christ's was twelfth in the list, coming from Perse School under Mr. Lovering as pensioner 20 April 1625 under Mr. Alsop.

When they lost it, the French artillery moved in, and that was the end for Garibaldi that time, on 30 April 1849.

The clock you heard strike -- it's really the town clock -- was installed last April by Mrs. Shorter, on her birthday ''.

Replacing the discontinued Medical Technicians Bulletin, publication of which was suspended with the November-December 1959 issue, a section called `` Technical Notes '' was inaugurated on a bimonthly basis beginning with the April 1960 issue.

On April 25, the White House reported that a total embargo of remaining U.S. trade with Cuba was being considered.

At twelve minutes after five on the morning of Wednesday, April 18, 1906, San Francisco was shaken by a severe earthquake.

Her husband, who was sentenced to 15 years in the federal prison at McNeil Island last April for robbery of the Hillsdale branch of Multnomah Bank, also was charged with the store holdup.

The seasonal adjustment takes into account such factors as Easter was on April 2 this year, two weeks earlier than in 1960, and pre-Easter buying was pushed into March.

Just this April she was nominated for the seventh time for an Academy Award for her portrayal of Eleanor Roosevelt in `` Sunrise at Campobello ''.

It was a Saturday evening in April with a mist-like rain, and I was a little high on the good taste of life.

Abraham Lincoln ( February 12, 1809 – April 15, 1865 ) was the 16th President of the United States, serving from March 1861 until his assassination in April 1865.

The Lincolns ' fourth son, Thomas " Tad " Lincoln, was born on April 4, 1853, and died of heart failure at the age of 18 on July 16, 1871.

On April 9, Lee surrendered to Grant at Appomattox and the war was effectively over.

Allan Dwan ( April 3, 1885 – December 28, 1981 ) was a pioneering Canadian-born American motion picture director, producer and screenwriter.

Andre Kirk Agassi (; born April 29, 1970 in Las Vegas, Nevada ) is a retired American professional tennis player and former World No. 1, who was one of the game's most dominant players from the early 1990s to the mid 2000s.

Three-time Pulitzer Prize winning, Washington Post photographer Carol Guzy was detained by police and arrested on April 15, and two journalists for the Associated Press also reported being struck by police with batons.

Between April 17, and April 19, 1979 a number of elementary school students were arrested after they had protested against wearing the expensive, government-required school uniforms.

Madero was not arrested, though, and in April 1910, the Anti-Re-electionist Party met and selected Madero as their nominee for President of Mexico.

Nehru remarked about the unprecedented popular response, “ it seemed as though a spring had been suddenly released .” Nehru was arrested on 14 April 1930 while entraining from Allahabad for Raipur.

The new governor of the castle, Hastings Ingram was arrested in April 1643 as a suspected Royalist double agent.

In April 2011 it was reported that construction of the railway has been postponed indefinitely, while the Chinese minister of Transport and Railways has been arrested on corruption charges.

On 19 April, over 70 people were arrested as about 1, 000 fans tried to gatecrash Cincinnati Riverfront Coliseum for two sold-out concerts, while others tried to gain entry by throwing rocks and bottles through glass doors.

On April 25, 1995, James Nichols was also arrested, but he was released after 32 days due to lack of evidence.

Ibrahim Ahmad, a Jordanian-American traveling from his home in Oklahoma City to visit family in Jordan on April 19, 1995, was also arrested in what was described as an " initial dragnet.

In April 2010 there was press coverage in Britain concerning a proposed plan by atheist campaigners and a prominent barrister to have Pope Benedict XVI arrested and prosecuted in the UK for alleged offences, dating from several decades before, in failing to take appropriate action regarding Catholic sex abuse cases and concerning their disputing his immunity from prosecution in that country.

During the night of 2 – 3 April 1767, all the Jesuit houses of Spain were suddenly surrounded, the inhabitants arrested, shipped to the ports in the clothes they were wearing and bundled onto ships for Civitavecchia.

In April 2006, Limbaugh turned himself in and was arrested " on a single charge of prescription fraud ".

Baader was arrested again in April 1970, but on 14 May 1970 he was freed by Meinhof and others.

On April 7, 1979, the Marxist philosopher Antonio Negri was arrested along with the other persons associated with the Autonomist movement, including Oreste Scalzone.

" Scopes was charged with having taught from the chapter on evolution to an April 24, 1925, high-school class in violation of the Butler Act and nominally arrested, though he was never actually detained.

* April 12 – French serial killer Henri Désiré Landru is arrested.

* April 6 – Oscar Wilde is arrested after losing a libel case against the Marquess of Queensberry.

* April 9 – Somali military officers stage an unsuccessful coup against the government of Siad Barre ; security forces thwart the attempt within hours, and several conspirators are arrested.

* April 17 – Schoolchildren in the Central African Empire are arrested ( and around 100 killed ) for protesting against compulsory school uniforms.

* April 6 – National Safety Council of Australia chief executive John Friedrich is arrested after defrauding investors to the tune of $ 235 million.

* April – May – William Tyndale is arrested in Antwerp and imprisoned in Vilvoorde.

In April of 1908 Dzerzhinsky was arrested once again in Warsaw and in 1909 he was exiled to Siberia again ( Yeniseysk Governorate ).

On the night of 29 April Richard met and dined with Earl Rivers and Edward's half-brother, Richard Grey, but the following morning Rivers and Grey, along with the king's chamberlain, Thomas Vaughan, were arrested and sent north.