Population exchange between Greece and TurkeyThe 1923 population exchange between Greece and Turkey (I Antallagí, Mübâdele, Mübadele) stemmed from the "Convention Concerning the Exchange of Greek and Turkish Populations" signed at Lausanne, Switzerland, on 30 January 1923, by the governments of Greece and Turkey. It involved at least 1.6 million people (1,221,489 Greek Orthodox from Asia Minor, Eastern Thrace, the Pontic Alps and the Caucasus, and 355,000–400,000 Muslims from Greece), most of whom were forcibly made refugees and de jure denaturalized from their homelands.
National SchismThe National Schism (Ethnikós Dichasmós), also sometimes called The Great Division, was a series of disagreements between King Constantine I and Prime Minister Eleftherios Venizelos regarding the foreign policy of Greece in the period of 1910–1922 of which the tipping point was whether Greece should enter World War I. Venizelos was in support of the Allies and wanted Greece to join the war on their side, while the pro-German King wanted Greece to remain neutral, which would favor the plans of the Central Powers.
German invasion of GreeceThe German invasion of Greece, also known as the Battle of Greece or Operation Marita (Unternehmen Marita), was the attacks on Greece by Italy and Germany during World War II. The Italian invasion in October 1940, which is usually known as the Greco-Italian War, was followed by the German invasion in April 1941. German landings on the island of Crete (May 1941) came after Allied forces had been defeated in mainland Greece. These battles were part of the greater Balkans Campaign of the Axis powers and their associates.
Hellenic ArmyThe Hellenic Army (Ellinikós Stratós, sometimes abbreviated as ΕΣ), formed in 1828, is the land force of Greece. The term Hellenic is the endogenous synonym for Greek. The Hellenic Army is the largest of the three branches of the Hellenic Armed Forces, also constituted by the Hellenic Air Force (HAF) and the Hellenic Navy (HN). The army is commanded by the chief of the Hellenic Army General Staff (HAGS), which in turn is under the command of Hellenic National Defence General Staff (HNDGS).
Megali IdeaThe Megali Idea (Megáli Idéa) is a nationalist and irredentist concept that expresses the goal of reviving the Byzantine Empire, by establishing a Greek state, which would include the large Greek populations that were still under Ottoman rule after the end of the Greek War of Independence (1821–1829) and all the regions that had large Greek populations (parts of the southern Balkans, Anatolia and Cyprus). The term appeared for the first time during the debates of Prime Minister Ioannis Kolettis with King Otto that preceded the promulgation of the 1844 constitution.
NoemvrianaThe Noemvriana (Νοεμβριανά, "November Events") of , or the Greek Vespers (after the Sicilian Vespers), was a political dispute which led to an armed confrontation in Athens between the royalist government of Greece and the forces of the Allies over the issue of Greece's neutrality during World War I. Friction existed between the two sides from the beginning of World War I. The unconditional surrender of the border fortress of Roupel in May 1916 to the Central Powers' forces, mainly composed of Bulgarian troops, was the first event that led to the Noemvriana.
Struma (river)The Struma or Strymónas (Bulgarian: Струма ˈstrumɐ; Στρυμόνας striˈmonas;) is a river in Bulgaria and Greece. Its ancient name was Strymṓn (Greek: Στρυμών [stryˈmɔːn]). Its drainage area is , of which in Bulgaria, in Greece and the remaining in North Macedonia and Serbia. It takes its source from the Vitosha Mountain in Bulgaria, runs first westward, then southward, forming a number of gorges,enters Greece near the village of Promachonas in eastern Macedonia.
Constantine I of GreeceConstantine I (Κωνσταντίνος Αʹ, Konstantínos I; – 11 January 1923) was King of Greece from 18 March 1913 to 11 June 1917 and from 19 December 1920 to 27 September 1922. He was commander-in-chief of the Hellenic Army during the unsuccessful Greco-Turkish War of 1897 and led the Greek forces during the successful Balkan Wars of 1912–1913, in which Greece expanded to include Thessaloniki, doubling in area and population. He succeeded to the throne of Greece on 18 March 1913, following his father's assassination.
Church of GreeceThe Church of Greece (Ekklēsía tē̂s Helládos, ekliˈsi.a tis eˈlaðos), part of the wider Greek Orthodox Church, is one of the autocephalous churches which make up the communion of Eastern Orthodox Christianity. Its canonical territory is confined to the borders of Greece prior to the Balkan Wars of 1912–1913 ("Old Greece"), with the rest of Greece (the "New Lands", Crete, and the Dodecanese) being subject to the jurisdiction of the Ecumenical Patriarchate of Constantinople.
Ecumenical Patriarchate of ConstantinopleThe Ecumenical Patriarchate of Constantinople (Οἰκουμενικὸν Πατριαρχεῖον Κωνσταντινουπόλεως, ikumeniˈkon patriarˈçion konstandinuˈpoleos; Patriarchatus Oecumenicus Constantinopolitanus; Rum Ortodoks Patrikhanesi, İstanbul Ekümenik Patrikhanesi, "Roman Orthodox Patriarchate, Ecumenical Patriarchate") is one of the fifteen to seventeen autocephalous churches (or "jurisdictions") that together compose the Eastern Orthodox Church. It is headed by the Ecumenical Patriarch of Constantinople.