Battle of the Conwy In 877 they partitioned Mercia, taking the east for themselves and leaving the west to Ceolwulf. Gwynedd was also under attack from the Vikings, and in 877 King Rhodri Mawr was defeated and driven out. He returned the following year, but immediately came under attack from Mercia, which was still trying to maintain its hegemony in Wales. King Alfred's victory over the Vikings at the Battle of Edington in May 878 relieved the pressure on Mercia, and in the same year Mercia defeated and killed Rhodri Mawr. Ceolwulf died or was deposed in 879, and he was succeeded as Lord
Battle of Basra (871) Battle of Basra (871) The Battle of Basra was a major engagement of the Zanj Rebellion, fought on September 7–10, 871. Zanj rebels and allied Arab tribesmen, led by Yahya ibn Muhammad al-Azraq and 'Ali ibn Aban al-Muhallabi, launched a coordinated attack against the city of Basra. The city’s defenders, consisting of a small contingent of Abbasid regular troops and local Basran militia, were quickly overwhelmed, and the Zanj were able to enter the city, after which they massacred its inhabitants and engaged in a several-day period of looting. The historian Alexandre Popovic has called the battle "the most outstanding