 Nyorai kupfuurira kweiyi ndima - Pana 28 June 1914, mugari wenhaka kuchigaro choumambo cheAustria-Hungary, Archduke Franz Ferdinand weAustria, akapondwa nomunhu wechiSerbia. Ikoku kwakaparira Kusanzwisisika kwaJuly kunowedzera nokukurumidzaAustria-Hungary yakabva yazivisa hondo kuSerbia, ichiteverwa nokukurumidza nokupinda muHondo Yenyika I kwemasimba akawanda eEurope. Masangano maviri akatarisana, Masimba epakati akatungamirirwa neGermany uye Triple Entente akatungamirirwa neBritain, France neRussia. Muna 1918 Germany yakaedza kukurira maAllies paWestern Front, asi yakakundikana. Panzvimbo pezvo, maAllies akatanga kurwisa kwokubudirira uye akamanikidza Armistice yaNovember 11, 1918 iyo yakafanana nokuzviisa pasi neCentral Powers. Irredentism - ndiko kuti, kuda kubatanidzwazve kwevanhu vokuHungary - yakava musoro mukuru wezvematongerwe enyika dzeHungary nedhipuromacy. 