As we move closer to the 100th anniversary of the start of the Great War - listed below are what was happening 100 years ago this month.

August 28, 1910 (Sunday) - The Kingdom of Montenegro was created at 7:30 a.m. in Cetinje, when Prince Nikola Petrovic-Njegoš was proclaimed by Parliament (the Skupština) as King Nicholas I. King Nicholas I was the nation's only monarch, and Montenegro became part of The Kingdom of Yugoslavia from 1918 until 1992.

August 25, 1910 (Thursday) - At a speech in Königsberg, Kaiser Wilhelm II of Germany reaffirmed his belief in the divine right of kings. After saying that his grandfather had received the Prussian crown "by God's grace alone and not by Parliaments, assemblages of the people, or resolutions of the people", and then described himself as "the instrument of the Master"

August 22, 1910 (Monday) - In Seoul, the Japan–Korea Annexation Treaty was signed by Yi Wan-Yong, Prime Minister of Korea, on behalf of the Emperor of Korea, and by the Japanese Resident-General, Terauchi Masatake, on behalf of the Emperor of Japan, with the provision that "on August 29, 1910, the Imperial Government of Japan shall undertake the entire government and administration of Korea". One week later, Korea's status as an independent nation was changed to the Japanese territory of Cho-Sen, with Terauchi as Governor-General.

August 21, 1910 (Sunday) - The Navy of the Ottoman Empire acquired its first battleships. The Barbaros and the Turgut Reis were purchased from Germany after the Ottomans were unable to acquire a dreadnought-class ship.

August 20, 1910 (Saturday) - The Royal Navy battleship HMS Orion was launched.

August 11, 1910 (Thursday) - The boundaries between the Belgian Congo (now the Democratic Republic of Congo), and German East Africa (now part of Tanzania, Rwanda and Burundi) were established by a Belgian-German treaty

August 9, 1910 (Tuesday) - The Sungari agreement, between Russia and China, was signed at Beijing, with China giving up claims for free trade on the border between the two empires.

August 6, 1910 (Saturday) - HMS Lion, first of the "super-Dreadnought" class of Royal Navy battlecruisers, was launched at Devonport. The largest warship to date, the Lion was 700 feet long.

July 27, 1910 (Wednesday) - British aviator Claude Grahame White flew his airplane over the Royal Navy fleet assembled at Mount's Bay, and buzzed the flagship of Admiral of the Fleet Sir William May in order to make a point about the lack of defence that ships would have against an aerial attack

July 4, 1910 (Monday) - In St. Petersburg, Russia and Japan signed a treaty in which they divided their "spheres of influence" in Manchuria (where both nations were building railroads) and in the rest of Asia. Japan annexed Korea the next month, with no objection from Russia.

June 30, 1910 (Thursday) - Nicholas II of Russia signed legislation "concerning the procedure to be complied with issuing laws and decrees of all-Empire significance for Finland", bringing the Grand Duchy of Finland and the Finnish people under Russian rule.

June 28, 1910 (Tuesday) - In Germany, the first airline crash took place when the dirigible Deutschland was wrecked by high winds while attempting an emergency landing at Osnabrück. Count Zeppelin's airship was on a flight from Düsseldorf to Dortmund when it encountered high winds. At 5:30 pm, the airship descended into the Teutoburg Forest. The 33 persons onboard were uninjured.

June 22, 1910 (Wednesday) - Airline travel was inaugurated, as twelve passengers and crew on the DELAG Zeppelin dirigible, Deutschland, departed from the Friedrichshafen airfield at 3:00 in the morning on a nine-hour flight to Düsseldorf.

June 9, 1910 (Thursday) - Japan and Russia reached an agreement on the division of territory in the Far East.

May 20, 1910 (Friday) - The funeral for the late Edward VII of the United Kingdom took place in London, with the last great gathering of Europe's reigning monarchs, all on horseback. The new British King, George V, was followed in the procession by Wilhelm II of Germany, Haakon VII of Norway, George I of Greece, Alfonso XIII of Spain, Ferdinand I of Bulgaria, Frederick VIII of Denmark, Manuel II of Portugal, and Albert I of Belgium. Present also were the heirs to the thrones of Turkey, Austria-Hungary, Greece, Romania, Montenegro, Serbia, and the United Kingdom. 

May 19, 1910 (Thursday) - France and the Ottoman Empire signed a convention setting the boundary between their North African possessions, creating what is now the border between Tunisia and Libya.

May 14, 1910 (Saturday) - At Brussels, representatives of Belgium, Great Britain and Germany signed a border agreement regarding their central African colonies, respectively the Belgian Congo (now Democratic Republic of Congo), the British protectorate in Uganda, and part of German East Africa now in Tanzania. 

May 6, 1910 (Friday) - Died: King King Edward VII of the United Kingdom died at 11:45 p.m. after an illness of six days.

May 4, 1910 (Wednesday) - The Royal Canadian Navy came into existence when the Naval Service Act became law. Canadian Naval Centennial, creating a force separate from Britain's Royal Navy. The first two ships, designated "HCMS" for "His Majesty's Canadian Ship", were the Rainbow and the Niobe.

April 24, 1910 (Sunday) - Parliamentary elections were held in France, resulting in a slight increase in the ruling party majority. Aristide Briand remained as Prime Minister.

April 7, 1910 (Thursday) - SMS Moltke, the first Moltke class battlecruiser for the Imperial German Navy, was launched from Hamburg. The new class of ships had 32 big guns and thicker armor.

April 6, 1910 (Wednesday) - Turkish troops moved into Albania, at that time a part of the Ottoman Empire, to suppress a revolt over taxes.

March 22, 1910 (Tuesday) - William H. Taft, as President of the United States, made what has been described as "the most dramatic event in the history of arbitration in the prewar years" giving an American endorsement in favor of creating a "World Court" for the resolution of disputes between nations.

March 18, 1910 (Friday) - At St. Petersburg, Russia and Austria-Hungary signed an agreement to restore full diplomatic relations.

March 3, 1910 (Thursday) - Morocco signed accords with France in Paris, permitting the French to occupy Casablanca and Oujda in return for military training, as part of refinancing of loans.

February 14, 1910 (Monday) - In the only shakeup of the four Great Offices of State following the United Kingdom general election, January 1910, 35 year old Winston Churchill became the Home Secretary in Prime Minister Asquith's cabinet, replacing Herbert Gladstone. Churchill would become Chancellor of the Exchequer in 1924, and Prime Minister of the United Kingdom in 1940.

February 7, 1910 (Monday) - France became the latest nation to join the naval arms race, as its cabinet approved the bill for the largest expansion of the French Navy. The $28,000,000 plan called for construction of 28 battleships, 52 torpedo boats, 94 submarines, and 22 other boats over a ten year period.

February 1, 1910 (Tuesday) - Elections for the House of Commons of the United Kingdom were completed, with the Liberal Party having 274 seats, and the Unionists having 272. Prime Minister Asquith retained power, with the Liberals forming a coalition with the Irish nationalists.

January 10, 1910 (Monday) - Parliament was dissolved in the United Kingdom, and new elections were held over a two week period beginning on January 15.

Source - Wikipedia