Reunification came about through the unlikely route of an invasion (Italo-Turkish War, 1911–1912) and occupation starting from 1911 when Italy simultaneously turned the three regions into colonies.
Genforeningen skete, ironisk nok, ved en invasion under (Den italiensk-tyrkiske krig, 1911-1912) og en okkupation fra 1911, hvor Italien samtidig omgjorde de tre regioner til kolonier.