Editing 1918 (section)

=== March ===
{{main|March 1918}}
* [[March 1]] – WWI: German submarine {{SMU|U-19|Germany|2}} sinks {{HMS|Calgarian|1913|6}} off [[Rathlin Island]], Northern Ireland.
* [[March 3]] – WWI: The [[Central Powers]] and [[Russian Soviet Federative Socialist Republic|Bolshevist Russia]] sign the [[Treaty of Brest-Litovsk (Russia–Central Powers)|Treaty of Brest-Litovsk]], ending Russia's involvement in the war.
* [[March 6]]
** The Finnish Army Corps of Aviation is founded as a forerunner of the [[Finnish Air Force]] (established on 4 May [[1928]]). The blue [[swastika]] is adopted as its symbol, as a tribute to the Swedish explorer and aviator [[Eric von Rosen]], who donated the first plane. Von Rosen had painted the Viking symbol on the plane as his personal lucky insignia.<ref>{{cite book| last = Shores | first = Christopher | title = Finnish Air Force, 1918–1968 | location = Reading, Berkshire, UK | publisher = Osprey Publications Ltd. | year=1969 | isbn = 978-0668021210|page=3}}</ref>
** The first pilotless drone, the [[Hewitt-Sperry Automatic Airplane]] developed by [[Elmer Ambrose Sperry]] and [[Peter Cooper Hewitt]], is test-flown in [[Long Island, New York]], but development is scrapped in [[1925]], after its guidance system proves unreliable.
* [[March 7]] – WWI: [[Finland]] forms an alliance with Germany.
* [[March 8]] – WWI: The [[Battle of Tell 'Asur]] is launched by units of the [[British Army]]'s [[Egyptian Expeditionary Force]] against Ottoman defences from the [[Mediterranean Sea]], across the [[Judaean Mountains]] to the edge of the Jordan Valley; it ends on [[March 12]], with the move of much of the front line north into Ottoman territory.
* [[March 12]] – [[Moscow]] becomes the capital of Soviet Russia.
* [[March 15]] – [[Finnish Civil War]]: The [[battle of Tampere]] begins.<ref name="tampere">[https://yle.fi/uutiset/osasto/news/100_years_ago_today_reds_take_tampere_finnish_civil_war_begins/10044586 100 years ago today: Reds take Tampere, Finnish Civil War begins] – ''[[Yle News]]'', January 27, 2018. Retrieved October 6, 2021.</ref>
* [[March 19]] – The [[United States Congress]] establishes [[time zone]]s, and approves [[daylight saving time]] (DST goes into effect on [[March 31]]).
* [[March 21]]–[[July 18]] – WWI: The [[German spring offensive|Spring Offensive]] by the [[German Empire|German]] Army along the [[Western Front (World War I)|Western Front]] fails to make a breakthrough, despite large losses on each side, including nearly 20,000 British Army dead on the first day, [[Operation Michael]], on the Somme.
* [[March 21]] – WWI: The [[First Transjordan attack on Amman]] by units of the Egyptian Expeditionary Force begins, with the passage of the Jordan River.
* [[March 23]]
** WWI: The giant German cannon, the '[[Paris Gun]]' (''Kaiser Wilhelm Geschütz''), begins to shell Paris from {{convert|114|km|mi|abbr=on}} away.
** In London at the [[Wood Green]] Empire, [[Chung Ling Soo]] (William E. Robinson, U.S.-born magician) dies during his trick, where he is supposed to "[[Bullet catch|catch]]" two separate bullets (but one of them perforates his lung). He dies the following morning in a hospital.
* [[March 25]]
** The [[Belarusian People's Republic]] declares independence.
** [[Karl Muck]], music director of the [[Boston Symphony Orchestra]], is arrested under the [[Alien Enemies Act]], and imprisoned for the duration of WWI.
* [[March 26]] – [[Marie Stopes]] publishes her influential book ''[[Married Love]]'' in the U.K.
* [[March 27]] – WWI: The [[First Battle of Amman]] is launched by units of the Egyptian Expeditionary Force, during the First Transjordan attack on Amman; it ends with their withdrawal on [[31 March]], back to the Jordan Valley.
* [[March 30]] – [[March Days]]: [[Bolshevik]] and [[Armenian Revolutionary Federation]] forces suppress a Muslim revolt in [[Baku]], [[Azerbaijan]], resulting in up to 30,000 deaths.