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Events

By Place

Western Roman Empire

• Stilicho recalls troops from the frontiers of the Roman Empire to defend Italy against the Visigoths. On April 6 he defeats them at the Battle of Pollentia
• June: Battle of Verona between Alaric the Visigoth and Stilicho
• Emperor Honorius transfers the capital of the Western Empire from Milan to Ravenna.
• Arcadius and Honorius become Roman consuls.

Asia

• Gwanggaeto the Great of Goguryeo defeated the Xienpeis, seizing some of their border fortresses.
• The Avars led by Shelun (Chö-louen), having defeated the Gaoju Dingling (Kao-kiu Ting-ling) near Kobbo, establish a nomadic empire that ranges from Korea to the Irtysh.

By Topic

Religion

• Innocent I succeeds Saint Anastasius I as Pope
• Jerome writes Apologiae contra Rufinum and Liber tertius seu ultima responsio adversus scripta Rufini
• The Pure Land school of Buddhism founds a monastery upon the top of Mount Lushan
• Porphyry of Gaza orders the destruction of pagan temples in Gaza
• Kumarajiva arrives at Changan and begins to translate Buddhist texts in to Chinese.