1st » 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 » World War I: Germany declares war against France.
4th » 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 » 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 » 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 » In Cleveland known as Cleveland, Ohio, the first electric traffic light is installed.
6th » 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 » World War I: Serbia declares war on Germany; Austria declares war on Russia.
9th » 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 » World War I: The United Kingdom declares war on Austria-Hungary; the countries of the British Empire follow suit.
12th » 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 » World War I: Start of the Battle of Lorraine, an unsuccessful French offensive designed to recover the lost province of Moselle from Germany.
15th » The Panama Canal opens to traffic with the transit of the cargo ship SS called Ancon.
15th » World War I: The 1st Army (Russian Empire) named First Russian Army, led by Paul von Rennenkampf, enters East Prussia.
15th » World War I: Beginning of the Battle of Cer, the first Allies of World War I or Allied victory of World War I.
17th » 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 » The Ottoman-Bulgarian alliance is signed in Sofia.
20th » World War I: Germany or German forces occupy Brussels.
21st » 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 » World War I: Japan declares war on Germany and bombs Qingdao, Beiyang Government or China.
23rd » World War I: Battle of Mons: The British Army begins withdrawal.
24th » World War I: German troops capture Namur, Belgium known as Namur.
24th » World War I: The Battle of Cer ends as the first Allies of World War I called Allied victory in the war.
25th » 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 » In Brazil, Sociedade Esportiva Palmeiras is founded.
26th » 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 » 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 » Battle of Étreux: A British rearguard action by the Royal Munster Fusiliers during the Great Retreat.
28th » 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 » World War I: German troops take the city of Namur (city) or Namur in Belgium.
29th » 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 » World War I: Germans defeat the Russians in the Battle of Tannenberg
Famous Birthdays on August in 1914
1st » J. Lee Thompson, English-Canadian director, producer, and screenwriter (d. 2002)
2nd » Félix Leclerc, Canadian singer-songwriter, actor, and poet (d. 1988)
2nd » Big Walter Price, American singer-songwriter and pianist (d. 2012)
2nd » Beatrice Straight, American actress (d. 2001)