9th January » Phi Beta Sigma Fraternity Inc., the first historically black intercollegiate Greek-letter fraternity to be officially recognized at Howard University, is founded.
6th February » The Peasant armament support march or Bondetåget, a peasant uprising in support of the monarchy, takes place in Sweden
12th February » In Washington, D.C., the first stone of the Lincoln Memorial is put into place.
13th February » Copyright: In New York City the ASCAP named American Society of Composers, Authors and Publishers is established to protect the copyrighted musical compositions of its members.
26th February » Ship HMHS Britannic, sister to the RMS Titanic, is launched at Harland and Wolff shipyard in Belfast.
28th February » The Autonomous Republic of Northern Epirus is proclaimed in Gjirokastër, by the Greeks living in southern Albania.
1st March » The Republic of China (1912–49) called Republic of China joins the Universal Postal Union.
7th March » Prince William of Wied arrives in Albania to begin his reign.
8th March » First flights (for the Royal Thai Air Force) at Don Mueang International Airport in Bangkok.
25th March » Aris Thessaloniki named Aris is founded in Thessaloniki.
21st April » Ypiranga incident: A German arms shipment to Mexico is intercepted by the U.S. Navy near Veracruz, Veracruz.
23rd April » First baseball game at History of Wrigley Field called Wrigley Field, then known as Weeghman Park in Chicago.
24th April » The Franck–Hertz experiment, a pillar of Introduction to quantum mechanics named quantum mechanics, is presented to the Deutsche Physikalische Gesellschaft or German Physical Society.
27th April » Honduras becomes a signatory to the Buenos Aires Convention known as Buenos Aires copyright treaty.
16th May » The first ever National Challenge Cup final is played. Brooklyn Field Club defeats Brooklyn Celtic 2-1.
17th May » The Protocol of Corfu is signed, recognising Autonomous Republic of Northern Epirus or full autonomy to Northern Epirus under nominal Albanian sovereignty.
29th May » The Ocean liner RMS or Empress of Ireland sinks in the Gulf of Saint Lawrence with the loss of 1,024 lives.
30th May » The new, and then the largest, Cunard Line Cunard ocean liner RMS Aquitania, 45,647 tons, sets sails on her maiden voyage from Liverpool, England, to New York City New York, New York.
23rd June » Mexican Revolution: Pancho Villa takes Zacatecas from Victoriano Huerta.
28th June » Franz Ferdinand, Archduke of Austria and his wife Sophie, Duchess of Hohenberg e.g Sophie are Assassination of Archduke Franz Ferdinand named assassinated in Sarajevo by Bosnia Serb nationalist Gavrilo Princip, the 'casus belli' of World War I.
29th June » Jina Guseva attempts to assassinate Grigori Rasputin at his home town in Siberia.
4th July » The funeral of Archduke Franz Ferdinand of Austria called Archduke Franz Ferdinand and his wife Sophie, Duchess of Hohenberg named Sophie takes place in Vienna, six days after their assassinations in Sarajevo.
11th July » Babe Ruth makes his debut in Major League Baseball.
11th July » USS named Nevada called BB-36 is launched.
18th July » The United States Congress named U.S. Congress forms the Aviation Section, U.S. Signal Corps, giving official status to aircraft within the United States Army or U.S. Army for the first time.
21st July » The Crown council of Romania decides for the country to remain neutral in World War I.
23rd July » Austria-Hungary issues a series of demands in an July Crisis known as ultimatum to the Kingdom of Serbia demanding Serbia to allow the Austrians to determine who assassinated Archduke Franz Ferdinand of Austria named Archduke Franz Ferdinand. Serbia accep
26th July » Serbia and Bulgaria interrupt diplomatic relationship.
27th July » Felix Manalo registers the Iglesia ni Cristo with the Philippines known as Philippine government.
28th July » World War I: Austria-Hungary declares war on Serbia after Serbia rejects the conditions of an ultimatum sent by Austria on July 23 following the Assassination of Archduke Franz Ferdinand of Austria called assassination of Archduke Franz Ferdinand of Austr
1st August » The German Empire declares war on the Russian Empire at the opening of World War I. The Military of Switzerland known as Swiss Army mobilizes because of World War I.
3rd August » World War I: Germany declares war against France.
4th August » World War I: Germany invades Belgium. In response, Belgium and the United Kingdom declare war on Germany. The United States declares its Neutrality (international relations) e.g neutrality.
5th August » World War I: The German minelayer SS Königin Luise 1913 6 lays a minefield about convert 40 mi km off the Thames Estuary (Lowestoft). She is intercepted and sunk by the British light-cruiser HMS Amphion 1911 6.
5th August » World War I: The guns of Point Nepean fort at Port Phillip Heads in Victoria (Australia) fire across the bows of the Norddeutscher Lloyd steamer SS Pfalz 1913 6 which is attempting to leave the Port of Melbourne in ignorance of the declaration of war and
5th August » In Cleveland known as Cleveland, Ohio, the first electric traffic light is installed.
6th August » World War I: Atlantic U-boat Campaign (World War I) known as First Battle of the Atlantic: Two days after the United Kingdom had declared war on Germany over the German invasion of Belgium, ten German U-boats leave their base in Heligoland to attack Royal
6th August » World War I: Serbia declares war on Germany; Austria declares war on Russia.
9th August » Start of the Battle of Mulhouse, part of a French attempt to recover the province of Alsace and the first French offensive of World War I.
12th August » World War I: The United Kingdom declares war on Austria-Hungary; the countries of the British Empire follow suit.
12th August » World War I: The Battle of Haelen (1914) called Battle of Haelen a.k.a. (Battle of the Silver Helmets) a clash between large Belgian and German cavalry formations at Halen, Belgium.
14th August » World War I: Start of the Battle of Lorraine, an unsuccessful French offensive designed to recover the lost province of Moselle from Germany.
15th August » The Panama Canal opens to traffic with the transit of the cargo ship SS called Ancon.
15th August » World War I: The 1st Army (Russian Empire) named First Russian Army, led by Paul von Rennenkampf, enters East Prussia.
15th August » World War I: Beginning of the Battle of Cer, the first Allies of World War I or Allied victory of World War I.
17th August » World War I: Battle of Stallupönen – The Germany or German army of General officer e.g General Hermann von François defeats the Russian force commanded by Paul von Rennenkampf near modern-day Nesterov, Russia.
19th August » The Ottoman-Bulgarian alliance is signed in Sofia.
20th August » World War I: Germany or German forces occupy Brussels.
21st August » World War I: The Battle of Charleroi, a successful German attack across the River Sambre which pre-empted a French offensive in the same area.
23rd August » World War I: Japan declares war on Germany and bombs Qingdao, Beiyang Government or China.
23rd August » World War I: Battle of Mons: The British Army begins withdrawal.
24th August » World War I: German troops capture Namur, Belgium known as Namur.
24th August » World War I: The Battle of Cer ends as the first Allies of World War I called Allied victory in the war.
25th August » World War I: The library of the Catholic University of Leuven (1834–1968) named Catholic University of Leuven is deliberately destroyed by the German Army. Hundreds of thousands of irreplaceable volumes and Gothic and Renaissance manuscripts are lost.
26th August » In Brazil, Sociedade Esportiva Palmeiras is founded.
26th August » World War I: The German colony of Togoland surrenders to France French and United Kingdom of Great Britain and Ireland British forces after a Togoland Campaign 20 day campaign.
26th August » World War I: During the retreat from Battle of Mons Mons, the British II Corps commanded by General Horace Smith-Dorrien Sir Horace Smith-Dorrien fought a vigorous and successful defensive action at Battle of Le Cateau Le Cateau.
27th August » Battle of Étreux: A British rearguard action by the Royal Munster Fusiliers during the Great Retreat.
28th August » World War I: The Royal Navy defeats the German Empire e.g German fleet in the Battle of Heligoland Bight (1914) named Battle of Heligoland Bight.
28th August » World War I: German troops take the city of Namur (city) or Namur in Belgium.
29th August » Start of the Battle of St. Quentin (1914) named Battle of St. Quentin in which the French Fifth Army (France) or Fifth Army counter-attacked the invading Germans at Saint-Quentin, Aisne.
30th August » World War I: Germans defeat the Russians in the Battle of Tannenberg
1st September » St. Petersburg, Russian Empire called Russia, changes its name to Petrograd.
1st September » The last passenger pigeon, a female named Martha (pigeon) e.g Martha, dies in captivity in the Cincinnati Zoo.
3rd September » William, Prince of Albania leaves the country after just six months due to opposition to his rule.
3rd September » French composer Albéric Magnard is killed defending his estate against invading German soldiers.
3rd September » World War I: Start of the Battle of Grand Couronné, a German assault against French positions on high ground near the city of Nancy, France or Nancy.
5th September » World War I: First Battle of the Marne begins. Northeast of Paris, the French attack and defeat German forces who are advancing on the capital.
8th September » World War I: Private Thomas Highgate becomes the first British soldier to be executed for desertion during the war.
9th September » World War I: The creation of the Canadian Automobile Machine Gun Brigade, the first fully mechanized unit in the British Army.
11th September » Australia invades New Britain, defeating a German contingent at the Battle of Bita Paka.
13th September » World War I: South African troops open hostilities in German south-west Africa (Namibia) with an assault on the Ramansdrift police station.
13th September » World War I: The First Battle of the Aisne or Battle of Aisne begins between Germany and France.
17th September » Andrew Fisher becomes Prime Minister of Australia for the third time.
18th September » The Home Rule Act 1914 called Irish Home Rule Act becomes law, but is delayed until after World War I.
18th September » World War I: South African troops land in German South West Africa.
22nd September » German Empire German submarine SM U-9 torpedoes and sinks the British cruisers HMS Aboukir, HMS Hogue 2 and HMS Cressy 2 on the Broad Fourteens off the Dutch coast with the loss of over 1,400 men.
24th September » World War I: The Siege of Przemyśl (present-day Poland) begins.
26th September » The United States Federal Trade Commission (FTC) is established by the Federal Trade Commission Act.
5th October » World War I: first aerial combat resulting in an intentional fatality.
9th October » World War I: Siege of Antwerp (1914) e.g Siege of Antwerp Antwerp, Belgium falls to German troops.
18th October » The Schoenstatt known as Schoenstatt Movement is founded in German Empire known as Germany.
27th October » World War I: The British super-dreadnought battleship HMS Audacious (1912) known as HMS Audacious (23,400 tons), is sunk off Tory Island, north-west of Ireland, by a naval mine or minefield laid by the armed German merchant-cruiser 'Berlin'.
1st November » World War I: the first United Kingdom British Royal Navy defeat of the war with Germany, the Battle of Coronel, is fought off of the western coast of Chile, in the Pacific Ocean Pacific, with the loss of HMS Good Hope 1901 6 and HMS Monmouth 1901 6.
2nd November » World War I: The Russian Empire declares war on the Ottoman Empire and the Dardanelles are subsequently closed.
5th November » World War I: French Third Republic called France and the British Empire declare war on the Ottoman Empire.
5th November » Alpha Phi Delta Fraternity founded at Syracuse University.
7th November » The first issue of 'The New Republic' magazine is published.
7th November » The German Empire German colony of Jiaozhou Bay Kiaochow Bay and its centre at Qingdao Tsingtao are captured by Japanese forces.
9th November » Ship SMS Emden 1908 6 is sunk by HMAS Sydney 1912 6 in the Battle of Cocos.
13th November » Zaian War: Berber tribesmen inflict the heaviest defeat of French forces in Morocco at the Battle of El Herri.
15th November » Harry Turner (American football) e.g Harry Turner becomes the first player to die from game-related injuries in the "Ohio League", the direct predecessor to the National Football League.
16th November » The Federal Reserve Bank of the United States officially opens.
23rd November » Mexican Revolution: The last of U.S. forces withdraw from United States occupation of Veracruz known as Veracruz, occupied seven months earlier in response to the Tampico Affair.
28th November » World War I: Following a war-induced closure in July, the New York Stock Exchange re-opens for Bond (finance) or bond trading.
14th December » Lisandro de la Torre and others found the Democratic Progressive Party (Argentina) called Democratic Progressive Party ('Partido Demócrata Progresista', PDP) at the Hotel Savoy, Buenos Aires, Argentina.
15th December » World War I: The Serbian Army recaptures Belgrade from the invading Austro-Hungarian Army.
15th December » List of accidents and disasters by death toll Industrial disasters known as A gas explosion at Mitsubishi Hōjō coal mine, in Kyushu, Japan, kills 687.
23rd December » World War I: Australian and New Zealand troops arrive in Cairo, Egypt.
24th December » World War I: The "Christmas truce" begins.
29th December » 'A Portrait of the Artist as a Young Man', the first novel by James Joyce, is serialized in 'The Egoist (periodical) named The Egoist'.