1025
Year 1025 was a common year starting on Friday of the Julian calendar.
Events
- January 21 - Chifuru, daughter of powerful Japanese court official Fujiwara no Sanesuke has her mogi ceremony. Sanesuke wants to make his daughter an imperial consort which causes the dislike of Empress Ishi – eventually Kampaku Fujiwara no Yorimichi prevents it.
- February 25 - In the Fatimid Caliphate, Badr al-Dawla Nafidh leads a group of Egyptian soldiers and white slave soldiers from Cairo to end a black slave rebellion in the famine-stricken Egyptian capital, Fustat.
- February - In what was the Kingdom of Israel, Fath al-Qal'i, the Fatimid Governor of Jerusalem, and Anushtakin al-Dizbari, the Governor of Palestine, make a successful assault on Ramla against Hassan ibn Mufarrij al-Jarrah, the leader of the Jarrahids of Syria.
- March 6 - In the Duchy of Aquitaine in France, the Aquitanian barons and prelates meet at Maillezais, to discuss the claims by William the Fat, son of the Duke of Aquitaine Guillaume le Grand to rule the vacant throne of the Kingdom of Italy within the Holy Roman Empire. The title is eventually claimed by Conrad the Salic.
- March 7 - Herbert I, Count of Maine, is imprisoned at Saintes after being lured there by Fulk III, Count of Anjou, who had promised to reward Herbert with control of Saintes. Herbert is held captive for two years before other nobles force his release.
- April 18 - Bolesław I the Brave is crowned in Gniezno as the first King of Poland. He takes advantage of the interregnum in Germany and receives permission for his coronation from Pope John XIX; however, he dies 60 days later.
- May - Ishoyahb IV, the unpopular Nicene Christian Patriarch of the Church of the East, dies in Baghdad after a five-year reign, leaving a vacancy that will not be filled until 1028.
- June 17 - Mieszko II Lambert becomes the second King of Poland after the sudden death of his father, King Bolesław I the Brave
- September - At the urging of Queen Constance of Arles, the three sons of King Robert II of France revolt against their father – Hugh Magnus, Henry I and Robert I, Duke of Burgundy start a civil war over power.
- December 15 - Byzantine Emperor Basil II dies in Constantinople after a 50-year reign. Never married, he is succeeded by his brother and co-emperor Constantine VIII, who becomes sole ruler of the Byzantine Empire. Constantine calls the Sicilian invasion off. Catapan Basil Boioannes diverts the Byzantine expeditionary force already assembled on Calabria, to join the siege of Capua.
- December 25 - Mieszko II Lambert, son of Bolosław I, is formally crowned as king of Poland by the Archbishop Hippolytus in Gniezno Cathedral.
By place
Africa
- Emir Al-Mu'izz ibn Badis of the Zirid dynasty in Ifriqiya attempts to retake Sicily but is unsuccessful.
Asia
- Srivijaya, a Buddhist kingdom based in Sumatra, is attacked by Emperor Rajendra I of the Chola dynasty of southern India in a dispute over trading rights in Southeast Asia. It survives but declines in importance.
- Completion and publishing of Avicenna's Canon of Medicine.
- Japanese Kampaku Fujiwara no Yorimichi holds horse racing at his mansion; the emperor attends.