By place edit

Europe edit

• January 24 – Synod of Worms: Emperor Henry IV, Holy Roman Emperor, holds a synod in Worms (modern Germany). The assembly declares Pope Gregory VII deposed, and the bishops abandon their allegiance to him.
• February 22 – Gregory VII pronounces a sentence of excommunication against Henry IV at Rome. He is excluded from the Catholic Church, and all the bishops named by Henry are excommunicated.
• Summer – Dirk V, count of Holland, re-conquers West Frisia (modern Netherlands) from the Archdiocese of Utrecht. He besieges Bishop Conrad at the castle of IJsselmonde, taking him prisoner.
• October 8 – Demetrius Zvonimir is crowned as king of Croatia in Solin (near Split), in the Basilica of Saint Peter and Moses (known later as the Hollow Church) by a representative of Gregory VII.
• December 13 – Norman conquest of southern Italy: Italo-Norman forces under Robert Guiscard de Hauteville and Richard I of Capua, conquer the fortress city of Salerno after a short siege.
• December 26 – Bolesław II the Bold (or "the Generous") is crowned as King of Poland by Archbishop Bogumił in Gniezno Cathedral. Bolesław supports Gregory VII in his conflict against Henry IV.

England edit

• May 31 – Waltheof, Earl of Northumbria, a participant in the Revolt of the Earls against King William the Conqueror, is beheaded near Winchester.
• Approximate date – The Trial of Penenden Heath is held, with an important ruling regarding land rights subsequent to the Norman Conquest.
• November 1 – A frost begins that lasts until April 1077.^[1]

Africa edit

• Koumbi Saleh, an important mercantile and political center of the Ghana Empire (modern Mauritania), is besieged by the Almoravids (approximate date).

Asia edit

• Vikramaditya VI deposes his older brother Someshvara II to become king of the Western Chalukya Empire (modern India).

By topic edit

Literature edit

• Anselm of Aosta, an Italian Benedictine abbot, completes his Monologion at the request of his fellow monks.

Religion edit

• Demetrius Zvonimir donates the Benedictine monastery of St. Gregory in Vrana to Gregory VII.

• June 1 – Mstislav I (the Great), Grand Prince of Kiev (d. 1132)
• Abu Bakr ibn al-Arabi, Moorish scholar and judge (d. 1148)
• Fujiwara no Sadazane, Japanese calligrapher (d. 1120)
• Hualani, Hawaiian queen and regent (approximate date)
• Urban (or Gwrgan), bishop of Llandaff (d. 1134)

• March 18 – Ermengarde of Anjou, duchess of Burgundy
• March 21 – Robert I (the Old), duke of Burgundy (b. 1011)
• April 18 – Beatrice of Bar, French duchess and regent
• April 28 – Sweyn II (Estridsson), king of Denmark
• May 8 – Nasr ibn Mahmud, Mirdasid emir of Aleppo
• May 26 – Ramon Berenguer I, count of Barcelona (b. 1023)
• May 31 – Waltheof, earl of Northumbria (executed)
• June 4 – Sancho IV, king of Pamplona (or Navarre)
• July 15 – Arnost (or Arnošt), bishop of Rochester
• Godfrey IV (the Hunchback), duke of Lower Lorraine
• Ramihrdus of Cambrai, French priest and martyr (or 1077)
• William Busac, English nobleman (jure uxoris) (b. 1020)