Question: when did Germany form an alliance with the European country seizing Libya in 1911 from the main subject of Ottoman era in the history of the country having Rila?

<P0-S0> libya (; ; ), officially the state of libya, is a country in the maghreb region in north africa, bordered by the mediterranean sea to the north, egypt to the east, sudan to the southeast, chad to the south, niger to the southwest, algeria to the west, and tunisia to the northwest. <P0-S1> the sovereign state is made of three historical regions: tripolitania, fezzan and cyrenaica. <P0-S2> with an area of almost , libya is the fourth largest country in africa, and is the 16th largest country in the world. <P0-S3> libya has the 10th-largest proven oil reserves of any country in the world. <P0-S4> the largest city and capital, tripoli, is located in western libya and contains over one million of libya's six million people. <P0-S5> the second-largest city is benghazi, which is located in eastern libya. <SEP> <P1-S0> now with nato support in the form of air cover, the rebel militia pushed westward, defeating loyalist armies and securing control of the centre of the country. <P1-S1> gaining the support of amazigh (berber) communities of the nafusa mountains, who had long been persecuted as non-arabic speakers under gaddafi, the ntc armies surrounded gaddafi loyalists in several key areas of western libya. <P1-S2> in august, the rebels seized zliten and tripoli, ending the last vestiges of gaddafist power. <P1-S3> on 25 august, the arab league recognised the ntc to be "the legitimate representative of the libyan state", on which basis libya would resume its membership in the league. <SEP> <P2-S0> These provinces together formed what became known as Libya. <P2-S1> As a result of this conflict, the Ottoman Turks ceded the provinces of Tripolitania, Fezzan, and Cyrenaica to Italy. <SEP> <P3-S0> It was formed on 20 May 1882 and renewed periodically until it expired in 1915 during World War I. Germany and Austria - Hungary had been closely allied since 1879. <P3-S1> The Triple Alliance was a secret agreement between Germany, Austria - Hungary, and Italy. <P3-S2> Italy sought support against France shortly after it lost North African ambitions to the French. <P3-S3> Each member promised mutual support in the event of an attack by any other great power. <P3-S4> The treaty provided that Germany and Austria - Hungary were to assist Italy if it was attacked by France without provocation. <P3-S5> In turn, Italy would assist Germany if attacked by France. <P3-S6> In the event of a war between Austria - Hungary and Russia, Italy promised to remain neutral. <SEP> <P4-S0> As a result of the Russo-Turkish War (1877–1878), the Principality of Bulgaria, a self-governing Ottoman vassal state that was functionally independent, was created. <P4-S1> The history of Ottoman Bulgaria spans nearly 500 years, from the conquest by the Ottoman Empire of the smaller kingdoms emerging from the disintegrating Second Bulgarian Empire in the late 14th century, to the Liberation of Bulgaria in 1878. <P4-S2> In 1885 the autonomous province of Eastern Rumelia came under the control of the Bulgarian Tsar. <P4-S3> Bulgaria declared independence in 1908. <SEP> <P5-S0> It is the administrative centre of Rila Municipality, which lies in the southeastern part of Kyustendil Province. <P5-S1> Rila (, pronounced ) is a town in southwestern Bulgaria, in Rila Municipality, part of Kyustendil Province.