paragraph_text: The Hundred Years' War was a series of conflicts waged from 1337 to 1453 by the House of Plantagenet, rulers of the Kingdom of England, against the House of Valois, rulers of the Kingdom of France, over the succession to the French throne. Each side drew many allies into the war. It was one of the most notable conflicts of the Middle Ages, in which five generations of kings from two rival dynasties fought for the throne of the largest kingdom in Western Europe. The war marked both the height of chivalry and its subsequent decline, and the development of strong national identities in both countries.

paragraph_text: World War II (often abbreviated to WWII or WW2), also known as the Second World War, was a global war that lasted from 1939 to 1945, although related conflicts began earlier. The vast majority of the world's countries -- including all of the great powers -- eventually formed two opposing military alliances: the Allies and the Axis. It was the most global war in history; it directly involved more than 100 million people from over 30 countries. In a state of total war, the major participants threw their entire economic, industrial, and scientific capabilities behind the war effort, blurring the distinction between civilian and military resources. World War II was the deadliest conflict in human history, marked by 50 to 85 million fatalities, most of which were civilians in the Soviet Union and China. It included massacres, the genocide of the Holocaust, strategic bombing, premeditated death from starvation and disease and the only use of nuclear weapons in war.

paragraph_text: As Somalia gained military strength, Ethiopia grew weaker. In September 1974, Emperor Haile Selassie had been overthrown by the Derg (the military council), marking a period of turmoil. The Derg quickly fell into internal conflict to determine who would have primacy. Meanwhile, various anti-Derg as well as separatist movements began throughout the country. The regional balance of power now favoured Somalia.

paragraph_text: On 3 May 1915 Italy officially revoked the Triple Alliance. In the following days Giolitti and the neutralist majority of the Parliament opposed declaring war, while nationalist crowds demonstrated in public areas for it. (The nationalist poet Gabriele D'Annunzio called this period le radiose giornate di Maggio -- ``the sunny days of May ''). Giolitti had the support of the majority of Italian parliament so on 13 May Salandra offered his resignation to King Victor Emmanuel III, but then Giolitti learned that the London Pact was already signed: fearful of a conflict between the Crown and the Parliament and the consequences on both internal stability and foreign relationships, Giolitti accepted the fait accompli, declined to succeed as prime minister and Salandra's resignation was not accepted. On 23 May, Italy declared war on Austria - Hungary. This was followed by declarations of war on the Ottoman Empire (21 August 1915, following an ultimatum of 3 August), Bulgaria (19 October 1915) and the German Empire (28 August 1916).

paragraph_text: The Commanders of World War II were for the most part career officers. They were forced to adapt to new technologies and shaped the direction of modern warfare. Some political leaders, particularly those of the principal dictatorships involved in the conflict, Adolf Hitler (Germany), Benito Mussolini (Italy) and Emperor Hirohito (Japan), acted as supreme military commanders as well as dictators for their respective countries or empires.

paragraph_text: The Al-Qubeir massacre (), also known as the Hama massacre, occurred in the small village of Al-Qubeir near Hama, Syria, on 6 June 2012 during the country's ongoing civil conflict. Al-Qubeir is described as a Sunni farming settlement surrounded by Alawite villages in the central province of Hama. According to preliminary evidence, troops had surrounded the village which was followed by pro-government Shabiha militia entering the village and killing civilians with "barbarity," UN Secretary-General Ban Ki-moon told the UN Security Council.

paragraph_text: The concept of national teams was not a major part of the Olympic movement until the Intercalated Games 10 years later, though many sources list the nationality of competitors in 1896 and give medal counts. There are significant conflicts with regard to which nations competed. The International Olympic Committee gives a figure of 14, but does not list them. The following 14 are most likely the ones recognised by the IOC. Some sources list 12, excluding Chile and Bulgaria; others list 13, including those two but excluding Italy. Egypt is also sometimes included because of Dionysios Kasdaglis' participation. Belgium and Russia had entered the names of competitors, but withdrew.

paragraph_text: The Battle of Civitate was fought on 18 June 1053 in southern Italy, between the Normans, led by the Count of Apulia Humphrey of Hauteville, and a Swabian-Italian-Lombard army, organised by Pope Leo IX and led on the battlefield by Gerard, Duke of Lorraine, and Rudolf, Prince of Benevento. The Norman victory over the allied papal army marked the climax of a conflict between the Norman mercenaries who came to southern Italy in the eleventh century, the de Hauteville family, and the local Lombard princes. By 1059 the Normans would create an alliance with the papacy, which included a formal recognition by Pope Nicholas II of the Norman conquest in south Italy, investing Robert Guiscard as Duke of Apulia and Calabria, and Count of Sicily.

paragraph_text: The Mark (Dutch) or Marcq (French) is a river in Belgium, right tributary of the Dender. It rises around south-west of Enghien, Hainaut, close to the village St-Marcou in the forests of Bois de Ligne en Bois d'Enghien. It passes through the homonymous village Marcq, Enghien, Herne, Tollembeek, Galmaarden, Vollezele, Bever, Moerbeke and Viane. The Mark flows into the Dender in Deux-Acres, between Lessines and Geraardsbergen. The Dender is a tributary of the Scheldt. The Mark is approximately long.

paragraph_text: As a result of this conflict, the Ottoman Turks ceded the provinces of Tripolitania, Fezzan, and Cyrenaica to Italy. These provinces together formed what became known as Libya.

paragraph_text: The Battle of France, also known as the Fall of France, was the German invasion of France and the Low Countries during the Second World War. In six weeks from 10 May 1940, German forces defeated Allied forces by mobile operations and conquered France, Belgium, Luxembourg and the Netherlands, bringing land operations on the Western Front to an end until 6 June 1944. Italy entered the war on 10 June 1940 and attempted an invasion of France.

paragraph_text: Eagleby is a suburb of Logan City in Queensland, Australia located on the southern bank of the Logan River at the juncture with the Albert which forms the southern and eastern boundary. The Pacific Motorway marks the western boundary. Eagleby is northeast of Beenleigh, and was originally a suburb of Beenleigh.

paragraph_text: The Kashmir issue has been the main cause, whether direct or indirect, of all major conflicts between the two countries with the exception of the Indo - Pakistani War of 1971 where conflict originated due to turmoil in erstwhile East Pakistan (now Bangladesh).

paragraph_text: Other countries also changed the name of the holiday just prior to or after World War II, to honor veterans of that and subsequent conflicts. The United States chose All Veterans Day, later shortened to 'Veterans Day', to explicitly honor military veterans, including those participating in other conflicts.

paragraph_text: Merrill Meeks Flood (1908 – 1991) was an American mathematician, notable for developing, with Melvin Dresher, the basis of the game theoretical Prisoner's dilemma model of cooperation and conflict while being at RAND in 1950 (Albert W. Tucker gave the game its prison-sentence interpretation, and thus the name by which it is known today).

paragraph_text: Silvester of Troina was a Basilian monk, who originally entered the monastery at Bari, Italy, but fled when he was to be appointed abbot. Silvester then lived the rest of his life as a hermit.

paragraph_text: Born in Rome, Italy, after the debut on stage in a small company of prose Campori moved shortly after into avanspettacolo and revue, entering the company of the De Vico Brothers with whom she toured across Italy during the Second World War.

paragraph_text: The Queen Elisabeth Medical Foundation (QEMF) is a Belgian non-profit organization, founded in 1926 by Elisabeth of Bavaria, wife of Albert I. She founded the organization, based on her experience with the wounded from the front-line during the First World War. The foundation wants to encourage laboratory research and contacts between researchers and clinical practitioners, with a particular focus on neurosciences. The QEMF supports seventeen university teams throughout Belgium.

paragraph_text: Michele Bianchi's attitude during World War I mirrored that of Benito Mussolini: he became an active supporter of Italy's entry into the conflict, and advocate of irredentism.

paragraph_text: Peace between England and the Netherlands in 1688 meant that the two countries entered the Nine Years' War as allies, but the conflict—waged in Europe and overseas between France, Spain and the Anglo-Dutch alliance—left the English a stronger colonial power than the Dutch, who were forced to devote a larger proportion of their military budget on the costly land war in Europe. The 18th century saw England (after 1707, Britain) rise to be the world's dominant colonial power, and France becoming its main rival on the imperial stage.

Question: When did Italy enter the war in which Albert I was king of the country containing the Mark River?
Answer: 1915