Under King Ferdinand, it sided with Germany during World War I, and subsequently lost valuable territory to Greece and Serbia. King Boris dies. Allies firebomb Sofia.
Soviet army invades.
Kimon Georgiev prime minister. 1946 September, referendum abolishes monarchy. October, general election results in BCP majority. 1947 Prime Minister Georgi Dmitrov discredits Agrarian Party leader Nikola Petkov. Petkov arrested and sentenced to death.