844. Lothair gives the title king of Italy to his son Louis, who is crowned at Rome.
Abderrahman fits out a fleet to resist the Danes who have infested the neighborhood of Cadiz and Seville.
845. Paris is pillaged for the first time by the Danes or Northmen. See "[DECAY OF THE FRANKISH EMPIRE]," v, 22.
Hamburg is looted and destroyed by the Danes.
846. Rome is attacked by the Saracens, who, after plundering the country, lay siege to Gaeta.
Spain afflicted by a great drought and swarms of locusts.
847. A violent storm drives the Saracens from the siege of Gaeta. The distress in Spain is relieved by Abderrahman, who remits the taxes and constructs aqueducts and fountains.
848. Louis, King of Italy, drives the Saracens out of Beneventum.
Bordeaux is assailed by the Northmen, but they are vigorously repulsed. See "[DECAY OF THE FRANKISH EMPIRE]," v, 22.
Pope Leo IV adds a new quarter to the city of Rome by surrounding the Vatican with walls.