Editing 963 (section)

==== Europe ====
* [[Gero|Gero I]], margrave of [[Merseburg]], campaigns against the [[Slavs]]. He forces Prince [[Mieszko I of Poland|Mieszko I]] of the [[Polans (western)|Polans]] in [[Greater Poland|Poland]] to pay tribute to Emperor [[Otto I, Holy Roman Emperor|Otto I]] (''' the Great'''). He expands his territory, the ''[[Marca Geronis]]'' (March of Gero), to the mouth of the [[Oder|Oder River]].<ref>Timothy Reuter (1999). ''The New Cambridge Medieval History, Volume III'', p. 248. {{ISBN|978-0-521-36447-8}}.</ref>
* [[Sviatoslav I of Kyiv |Sviatoslav I]], Grand Prince of [[Kyivan Rus'| Kyiv]], begins a 2-year campaign in which he will defeat [[Khazars|Khazar]] forces along the [[Don River (Russia)|Don River]] – vanquish the [[Ossetians|Ossetes]] and the [[Circassians]] in the northern [[Caucasus]]. He also successfully attacks the [[Bulgars]] on the [[Volga River]].
* [[November]] &ndash; Otto arrives at [[Rome]]; Pope [[Pope John XII|John XII]] and [[Adalbert of Italy|Adalbert II]] (co-ruler of [[Kingdom of Italy (Holy Roman Empire)|Italy]]) flee to [[Campania]], taking with them most of the Papal treasury. The Roman citizens warmly receive Otto as a 'liberator'.
* [[December]] &ndash; King [[Berengar II of Italy|Berengar II]] (the father of Adalbert II) surrenders at the fortress of [[Montefeltro]] to German forces. He and his wife [[Willa of Tuscany|Willa]] are taken prisoner and dispatched to [[Bamberg]].
* [[Luxembourg]] has her beginnings at [[Luxembourg City|Luxembourg Castle]] (located on the [[Bock (Luxembourg)|Bock]]), founded by [[Sigfried, Count of the Ardennes|Sigfried]], count of the [[Ardennes-Verdun dynasty|Ardennes]].