events
Louis II of Italy is crowned for the second time as Holy Roman Emperor at Rome, at the age of 47. His first coronation was 28 years earlier, in 844, during the reign of his father Lothair I.

Related Wikipedia articles
Louis II of Italy
Ruler of the Carolingian Empire from 844 to 875
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 alone.Source: Wikipedia (CC BY-SA)
Holy Roman Emperor
Ruler of the Holy Roman Empire from 800 to 1806
The Holy Roman Emperor, originally and officially the Emperor of the Romans during the Middle Ages, and also known as the Roman-German Emperor since the early modern period, was the ruler and head of state of the Holy Roman Empire. The title was held in conjunction with the…Source: Wikipedia (CC BY-SA)
Rome
Capital and largest city of Italy
Rome is the capital city and most populated comune (municipality) of Italy. It is also the administrative centre of the Lazio region and of the Metropolitan City of Rome. A special comune named Roma Capitale with 2,746,984 residents in 1,287.36 km2 (497.1 sq mi), Rome is the…Source: Wikipedia (CC BY-SA)
Lothair I
Carolingian Emperor from 817 to 855
Lothair I was a 9th-century emperor of the Carolingian empire and king of Italy (818–855) and Middle Francia (843–855).Source: Wikipedia (CC BY-SA)
May 18
Day of the year
May 18 is the 138th day of the year in the Gregorian calendar; 227 days remain until the end of the year.Source: Wikipedia (CC BY-SA)