Explore 9 historical events from 840–849.
Emperor Wuzong of Tang, né Li Chan, later changed to Li Yan just before his death, was an emperor of the Tang dynasty of China, reigning from 840 to 846. Emperor Wuzong is mainly k…
Wuzong, Chinese emperor (born 814)
Otgar, Otger or Odgar is a Germanic masculine given name. It may refer to:Saint Otger, missionary Autchar, Frankish nobleman Otgar of Mainz, archbishop (826–847) Otgar, bishop of E…
Odgar, Frankish archbishop of Mainz
Judith of Bavaria was the Carolingian empress as the second wife of Louis the Pious. Marriage to Louis marked the beginning of her rise as an influential figure in the Carolingian …
Judith of Bavaria, Frankish empress
Empress Dowager Xiao (蕭太后), formally Empress Zhenxian, known at times in her life as Empress Dowager Jiqing (積慶太后), was an empress dowager of the Chinese Tang dynasty. She was the …
Xiao, empress of the Tang Dynasty
Louis the Pious, also called the Fair and the Debonaire, was King of the Franks and co-emperor with his father, Charlemagne, from 813. He was also King of Aquitaine from 781. As th…
Louis the Pious, Carolingian emperor (born 778)
Methodius I of Constantinople or Methodios I was Ecumenical Patriarch of Constantinople from 11 March 843 to 14 June 847. He was born in Syracuse and died in Constantinople. His fe…
Methodius I, patriarch of Constantinople
Rorgon I or Rorico(n) I was the first count of Maine and progenitor of the Rorgonid dynasty, which is named for him. He was count of Rennes from 819 and of Maine from 832 until his…
Rorgon I, Frankish nobleman (or 839)
Emperor Junna was the 53rd emperor of Japan, according to the traditional order of succession. Junna reigned from 823 to 833. He is also known as Emperor Saiin.
Junna, emperor of Japan (born 785)
Louis II, sometimes called the Younger, was the king of Italy and emperor of the Carolingian Empire from 844, co-ruling with his father Lothair I until 855, after which he ruled al…
Louis II is crowned as king of Italy at Rome by pope Sergius II
Otgar, Otger or Odgar is a Germanic masculine given name. It may refer to:Saint Otger, missionary Autchar, Frankish nobleman Otgar of Mainz, archbishop (826–847) Otgar, bishop of E…
Odgar, Frankish archbishop of Mainz
Empress Dowager Xiao (蕭太后), formally Empress Zhenxian, known at times in her life as Empress Dowager Jiqing (積慶太后), was an empress dowager of the Chinese Tang dynasty. She was the …
Xiao, empress of the Tang Dynasty
Methodius I of Constantinople or Methodios I was Ecumenical Patriarch of Constantinople from 11 March 843 to 14 June 847. He was born in Syracuse and died in Constantinople. His fe…
Methodius I, patriarch of Constantinople
Emperor Wuzong of Tang, né Li Chan, later changed to Li Yan just before his death, was an emperor of the Tang dynasty of China, reigning from 840 to 846. Emperor Wuzong is mainly k…
Wuzong, Chinese emperor (born 814)
Louis II, sometimes called the Younger, was the king of Italy and emperor of the Carolingian Empire from 844, co-ruling with his father Lothair I until 855, after which he ruled al…
Louis II is crowned as king of Italy at Rome by pope Sergius II
Judith of Bavaria was the Carolingian empress as the second wife of Louis the Pious. Marriage to Louis marked the beginning of her rise as an influential figure in the Carolingian …
Judith of Bavaria, Frankish empress
Emperor Junna was the 53rd emperor of Japan, according to the traditional order of succession. Junna reigned from 823 to 833. He is also known as Emperor Saiin.
Junna, emperor of Japan (born 785)
Rorgon I or Rorico(n) I was the first count of Maine and progenitor of the Rorgonid dynasty, which is named for him. He was count of Rennes from 819 and of Maine from 832 until his…
Rorgon I, Frankish nobleman (or 839)
Louis the Pious, also called the Fair and the Debonaire, was King of the Franks and co-emperor with his father, Charlemagne, from 813. He was also King of Aquitaine from 781. As th…
Louis the Pious, Carolingian emperor (born 778)