892

By place

Europe

• Summer - Poppo II, duke of Thuringia, is deposed by King Arnulf of Carinthia. East Frankish forces and their Magyar allies invade Great Moravia.
• Vladimir, ruler of the Bulgarian Empire, signs a military alliance with Arnulf of Carinthia of the East Frankish Kingdom. This alliance works against the pro-Byzantine policy of his father.

  Britain

• Autumn - A Viking force with a fleet of 250 longships arrives at the river mouth of the settlement of Lympne. They attack the small fortification.
• Viking raiders under Hastein arrive in the Thames Estuary, and set up camp at Middleton. King Alfred the Great decides to position his army in the Wealden Forest.

  Arabian Empire

• April - Al-Mu'tadid, the de facto regent of the Abbasid Caliphate, removes his cousin Al-Mufawwad from succession. He becomes caliph himself, after the death of Al-Mu'tamid, returning the capital from Samarra to Baghdad.
• May - Ibrahim II, Aghlabid emir of Ifriqiya, sends a large army to Palermo, to impose Arab authority from Kairouan. After an uprising, the Sicilians make a bid for independence.
• Summer - The Persian nobility installs Isma'il ibn Ahmad, the former governor of Transoxiana, as ruler of the Samanid Empire, after the death of his brother Nasr I.

  Asia

• Former Silla general Gyeon Hwon seizes the cities of Wansanju and Mujinju, taking over the territory of Baekje. He wins the support of the people, and declares himself king.