Question: when did US and UK invade the country that seized Libya in 1911 from the empire that used to rule where Rila is today?

<P0-S0> after cassander's death in 298 bce, however, demetrius, who still maintained a sizable loyal army and fleet, invaded macedon, seized the macedonian throne (294) and conquered thessaly and most of central greece (293-291). <P0-S1> he was defeated in 288 bc when lysimachus of thrace and pyrrhus of epirus invaded macedon on two fronts, and quickly carved up the kingdom for themselves. <P0-S2> demetrius fled to central greece with his mercenaries and began to build support there and in the northern peloponnese. <P0-S3> he once again laid siege to athens after they turned on him, but then struck a treaty with the athenians and ptolemy, which allowed him to cross over to asia minor and wage war on lysimachus' holdings in ionia, leaving his son antigonus gonatas in greece. <P0-S4> after initial successes, he was forced to surrender to seleucus in 285 and later died in captivity. <P0-S5> lysimachus, who had seized macedon and thessaly for himself, was forced into war when seleucus invaded his territories in asia minor and was defeated and killed in 281 bce at the battle of corupedium, near sardis. <P0-S6> seleucus then attempted to conquer lysimachus' european territories in thrace and macedon, but he was assassinated by ptolemy ceraunus ("the thunderbolt"), who had taken refuge at the seleucid court and then had himself acclaimed as king of macedon. <P0-S7> ptolemy was killed when macedon was invaded by gauls in 279, his head stuck on a spear and the country fell into anarchy. <P0-S8> antigonus ii gonatas invaded thrace in the summer of 277 and defeated a large force of 18,000 gauls. <P0-S9> he was quickly hailed as king of macedon and went on to rule for 35 years. <SEP> <P1-S0> It is the administrative centre of Rila Municipality, which lies in the southeastern part of Kyustendil Province. <P1-S1> Rila (, pronounced ) is a town in southwestern Bulgaria, in Rila Municipality, part of Kyustendil Province. <SEP> <P2-S0> The operation was undertaken by General Sir Harold Alexander's 15th Army Group (comprising General Mark W. Clark's Fifth Army and General Bernard Montgomery's British Eighth Army) and followed the successful invasion of Sicily. <P2-S1> The Allied invasion of Italy was the Allied amphibious landing on mainland Italy that took place on 3 September 1943 during the early stages of the Italian Campaign of World War II. <P2-S2> The main invasion force landed around Salerno on 9 September on the western coast in Operation Avalanche, while two supporting operations took place in Calabria (Operation Baytown) and Taranto (Operation Slapstick). <SEP> <P3-S0> These provinces together formed what became known as Libya. <P3-S1> As a result of this conflict, the Ottoman Turks ceded the provinces of Tripolitania, Fezzan, and Cyrenaica to Italy. <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> In 1885 the autonomous province of Eastern Rumelia came under the control of the Bulgarian Tsar. <P4-S2> 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-S3> Bulgaria declared independence in 1908. <SEP> <P5-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. <P5-S1> the sovereign state is made of three historical regions: tripolitania, fezzan and cyrenaica. <P5-S2> with an area of almost , libya is the fourth largest country in africa, and is the 16th largest country in the world. <P5-S3> libya has the 10th-largest proven oil reserves of any country in the world. <P5-S4> the largest city and capital, tripoli, is located in western libya and contains over one million of libya's six million people. <P5-S5> the second-largest city is benghazi, which is located in eastern libya.