La Roumanie pendant la période 1916-1948

1914 : death of the King Carol I. King Ferdinand I, who was the nephew and therefore a direct descendant of the German Prince Hohenzollern, became the successor of the King Carol I.
1916–1918 : Romania participated in the World War I.
April 1918 : unification of Bessarabia and Romania.
1st December 1918 : creation of the Great Romania through the union of Romania and Transylvania.
1923 : the new Romanian constitution was adopted under the rule of King Ferdinand I.
1934-1937 : Romania experienced a massive economic growth (number 1 country in Europe in the exportation oil and number 6 in the world ; the number 4 country in Europe in the production of wheat).
1926 : the heir, Prince Carol II, gave up the throne and left Romania.
July 1927 : death of King Ferdinand. Michael (Mihai I) was declared King but as he was a minor, the country was ruled by a regency composed of Prince Nicolas of Hohenzollern, Patriarch Moron Crisea and Georghe Buzdugan – president of the High Court of Appeal and the High Court of Justice.
1930 : King Carol II returned to Romania and claimed the throne.
1938-1940 : King Carol II established the royal dictatorship.
28 June 1940 : Romania lost the north-eastern region comprising Bessaraia, Bucovinia, and Harta to Russia.
30 August 1940 : according to the Dictat of Vienna, the north-western part of Transylvania was annexed to Hungary.
7 September 1940 : according to the Treaty of Cracova, Romania yielded the southern part of Dobrudja to Bulgaria.
6 September 1940 : Carol II stepped down and enthroned his son Michael I.
24 January 1941 : General Antonescu declared military dictatorship and Romania established a military and political alliance with Germany.
June 1941 : Romania fought on the German side in the war against the USSR.
23 August 1944 : General Antonescu was arrested and King Michael declared Romania as a constitutional monarchy. Romania changed its politics and continued the military struggle, but this time on the side of the allies fighting against fascism.
November 1946 : Romanian elections were held and the Communists falsified the results and obtained the victory.
30 December 1947 : Michael was obliged to abdicate and the Communist Party assumed absolute power, forbidding all other political orientations and later Romania became a Republic.