Selected Royal Anniversaries, 2021

January 5, 1921 (100): Birth of Grand Duke Jean of Luxembourg (1921-2019)
January 10, 1946 (75): Abolition of the Albanian monarchy
January 18, 1871 (150): Proclamation of the German Empire
January 30, 1871 (150): Sultan Azzan bin Qais of Oman killed in battle at Muttrah; succeeded by Turki bin Said (1832-1888)
February 1, 1946 (75): Abolition of the Hungarian monarchy
February 12, 1771 (250): Death of King Adolf Fredrik (1710-1771) of Sweden; accession of Gustav III
March 1, 1896 (125): Ethiopia (Menelik II) defeats Italy (Umberto I) in the Battle of Adwa
March 1, 1921 (100): Death of King Nikola I of Montenegro (1841-1921)
March 12, 1821 (200): Birth of Prince Luitpold of Bavaria (1821-1912), Regent 1886-1912
March 12, 1921 (100): Birth (as a subject of King George V) of Margaret Felton (1921-2010), grandmother of the creator of this website, Oshawa, Ontario, Canada
March 19, 1721 (300): Death of Pope Clement XI (1649-1721)
March 25, 1921 (100): Birth of Queen Alexandra of Yugoslavia (née Princess of Greece) (1921-1993)
March 26-April 5, 1921 (100): First attempt of King IV.Károly to retake the Hungarian throne
March 31, 1621 (400): Death of King Felipe III of Spain (1578-1621); Accession of Felipe IV (1605-1665)
April 11, 1921 (100): Death of Empress Auguste Viktoria of Germany (1858-1921)
May 4, 1471 (550): Battle of Tewkesbury (England)
May 5, 1821 (200): Death of Napoleon Bonaparte (1769-1821)
May 8, 1721 (300): Election of Pope Innocent XIII (1655-1724)
May 9, 1871 (150): Birth of Grand Duke George Alexandrovich of Russia (1871-1899)
May 9, 1946 (75): Abdication of King Victor Emanuel III of Italy (1869-1947); accession of Umberto II (1904-1983)
May 19, 1896 (125): Death of Archduke Karl Ludwig of Austria; Franz Ferdinand becomes heir presumptive
May 21, 1471 (550): Death of King Henry VI (1421-1471)
May 22, 1871 (150): Death of Duke Leopold IV of Anhalt (1794-1871); accession of Friedrich I (1831-1904)
May 26, 1896 (125): Coronation of Tsar Nicholas II of Russia
June 2, 1946 (75): Italian monarchy referendum
June 5, 1771 (250): Birth of King Ernst August I of Hanover (1771-1851)
June 8, 1961 (60): Wedding of Prince Edward, Duke of Kent & Katharine Worsley, York Minster
June 10, 1921 (100): Birth of Prince Philip of Greece, Duke of Edinburgh
June 12, 1946 (75): Abolition of the Italian monarchy
June 13, 1871 (150): Birth of Princess Hélène of Orléans (1871-1951)
June 20, 1946 (75): Birth of Brigitte, Duchess of Gloucester
July 11, 1871 (150): Deposition of Emperor Tekle Giyorgis II of Ethiopia; replaced by Yohannes IV (1837-1889)
August 7, 1821 (200): Death of Queen Caroline of the United Kingdom (1768-1821)
August 16, 1921 (100): Death of King Peter I of Serbs, Croats, & Slovenes (1844-1921); Accession of Alexander I
August 30, 1946 (75): Birth of Queen Anne-Marie of Greece
September 1, 1946 (75): Referendum sustains Greek monarchy
September 10, 1721 (300): Treaty of Nystad (Sweden/Russia)
September 11, 1921 (100): Death of Louis Mountbatten, Marquess of Milford Haven (1854-1921)
September 15, 1946 (75): Abolition of the Bulgarian monarchy
September 26, 1946 (75): Return of King George II to Greece
September 27, 1821 (200): Future emperor (1822-23) Agustín de Iturbide (1783-1824) takes control of Mexico
October 2, 1921 (100): Death of King Wilhelm II of Württemberg (1848-1921)
October 12-16, 1971 (50): Persepolis celebrations (Iran)
October 18, 1921 (100): Death of King Ludwig III of Bavaria (1845-1921)
October 21-November 1, 1921 (100): Second attempt of King IV.Károly to retake the Hungarian throne
October 22, 1721 (300): Proclamation of the Russian Empire by Peter the Great
October 24, 1896 (125): Marriage of (future) King Victor Emanuel III of Italy (1869-1947) and Princess Elena of Montenegro (1873-1952)
October 24, 1921 (100): Birth of Princess Georgina of Liechtenstein (1921-1989)
October 25, 1921 (100): Birth of King Michael of Romania (1921-2017)
November 14, 1921 (100): Death of Princess Imperial Isabel of Brazil (1846-1921)
December 6, 1421 (600): Birth of King Henry VI of England (1421-1471)
December 18, 1941 (80): Birth of Prince William of Gloucester (1941-1972)


Prince Philip of Greece and King Michael of Romania as children

Anniversaries 2020
Sovereigns
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