Hungary (1918–1920)
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| Hungary (1918–1920) | |
|---|---|
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| Native name | Magyarország |
| Conventional long name | Kingdom of Hungary (de facto: Hungarian State) |
| Common name | Hungary |
| Era | World War I aftermath |
| Status | successor state of Austria–Hungary |
| Year start | 1918 |
| Year end | 1920 |
| Event start | Aster Revolution |
| Date start | 31 October 1918 |
| Event1 | Provisional abolition of monarchy |
| Date event1 | 16 November 1918 |
| Event2 | Hungarian Soviet Republic proclaimed |
| Date event2 | 21 March 1919 |
| Event3 | Romanian occupation of Budapest |
| Date event3 | 4 August 1919 |
| Event end | Treaty of Trianon |
| Date end | 4 June 1920 |
| Capital | Budapest |
| Common languages | Hungarian |
| Currency | Austro-Hungarian krone |
- Background and collapse of Austria-Hungary
- Aster Revolution and the First Hungarian Republic (October–November 1918)
- Hungarian Soviet Republic (March–August 1919)
- Counter-revolution, Romanian occupation, and Horthy's rise (1919–1920)
- Treaty of Trianon and territorial, demographic consequences
- Political and social aftermath: consolidation of the Regency and legacy of 1918–1920
Hungary (1918–1920) The period 1918–1920 in Hungary saw the disintegration of the Austro-Hungarian Empire, rapid regime change from the Aster Revolution to the First Hungarian Republic and then the Hungarian Soviet Republic, foreign intervention by the Kingdom of Romania and Allied missions, and culminated in the diplomatic settlement at the Treaty of Trianon. This sequence involved key figures such as Mihály Károlyi, Béla Kun, Miklós Horthy, and institutions including the National Council (1918) and the White Terror, reshaping Central European borders and demography after World War I.
Background and collapse of Austria-Hungary
The disintegration of Austria-Hungary followed military defeats at the Battle of Vittorio Veneto and strategic crises tied to the Italian Front, the Salonika Campaign, and the collapse of the Western Front alongside political pressures from the National Council (1918), the Czechoslovak National Council, and the South Slavic National Council. Wartime shortages, strikes influenced by the Russian Revolution, and mutinies such as those in the Kaiservorstadt contributed to the abdication of Franz Joseph I's successor structures and the erosion of loyalty to the House of Habsburg-Lorraine, while diplomatic initiatives by the Allied Powers (1914–1918), including representatives of the Paris Peace Conference (1919–1920), anticipated postwar settlement.
Aster Revolution and the First Hungarian Republic (October–November 1918)
The Aster Revolution of 31 October 1918 saw mass demonstrations in Budapest and the formation of a National Council (1918) that invited Mihály Károlyi to lead a new cabinet replacing the Dual Monarchy institutions, while the proclamation of the First Hungarian Republic on 16 November 1918 abolished monarchical rule and attempted to recognize ethnic minorities asserted by the Romanians, Slovaks, Serbs, Croats, and Germans. The Károlyi administration sought armistice talks with the Allies of World War I and negotiated with the Vix Note envoy, provoking disputes with the Paris Peace Conference (1919–1920) and pressure from the Kingdom of Romania and the Kingdom of Serbs, Croats and Slovenes over contested territories like Transylvania, Upper Hungary, and the Banat.
Hungarian Soviet Republic (March–August 1919)
After the resignation of Mihály Károlyi and failed negotiations over the Vix Note, the radicalized Social Democratic Party of Hungary merged with the Communist Party of Hungary led by Béla Kun to proclaim the Hungarian Soviet Republic on 21 March 1919, aligning with revolutionary currents from the Russian Soviet Federative Socialist Republic and invoking the rhetoric of the Third International. The short-lived Soviet regime attempted socialization measures, requisitioning and nationalization influenced by policies associated with the Council Republics of 1919, mobilized the Red Army (Hungary) against counter-revolutionary forces and the invading armies of the Kingdom of Romania and the Czechoslovak Legion, and confronted internal opposition from monarchists linked to the House of Habsburg-Lorraine and officers with ties to the prewar Royal Hungarian Honvéd.
Counter-revolution, Romanian occupation, and Horthy's rise (1919–1920)
The collapse of the Hungarian Soviet Republic in August 1919 led to occupation of Budapest by the Kingdom of Romania and restorationist initiatives by émigré and domestic figures such as Miklós Horthy, supporters of the National Army (Hungary), and veterans of the Common Army (Austria-Hungary), triggering reprisals including the White Terror against supporters of the Soviet regime and leftist intellectuals associated with the Béla Kun government. Allied diplomatic pressure from representatives of the United Kingdom, France, and the United States mediated transitions that culminated in the return of Horthy from exile, his election as Regent of the Kingdom of Hungary in March 1920, and the attempt to restore the Kingdom of Hungary's institutions without a crowned monarch from the House of Habsburg-Lorraine.
Treaty of Trianon and territorial, demographic consequences
The Treaty of Trianon signed on 4 June 1920 by the Hungarian delegation at the Paris Peace Conference (1919–1920) drastically reduced Hungary's territory, ceding Transylvania to the Kingdom of Romania, Slovakia and Ruthenia to Czechoslovakia, the Banat to Yugoslavia and Romania, and Burgenland to the Republic of Austria, dramatically altering populations of Magyars and minorities including Romanians, Slovaks, Germans, Jews, and Serbs. The treaty's clauses on minority protections, disarmament, and reparations were contested by Hungarian delegations linked to interwar political actors such as Count Albert Apponyi and had long-term effects on irredentist movements, the policies of the Horthy era, and Central European diplomacy involving the Little Entente and revisionist diplomacy directed toward the League of Nations.
Political and social aftermath: consolidation of the Regency and legacy of 1918–1920
The post-1920 consolidation under Regent Miklós Horthy entailed institutional restoration via the National Assembly (1920) and legislation influenced by conservative elites, former officers of the Royal Hungarian Honvéd, and landed aristocrats from families like the Bethlen circle, while political exiles such as Gyula Peidl and activists from the Social Democratic Party of Hungary faced repression and marginalization during the interwar era. Cultural and academic debates in institutions like Eötvös Loránd University and the Hungarian Academy of Sciences reflected contested memory of 1918–1920, while veterans' organizations, revisionist parties, and international alignments with states such as the Kingdom of Italy, Nazi Germany, and movements including Irredentism shaped Hungary’s trajectory through the Interwar period and into alliances that reverberated during World War II.
Category:History of Hungary