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) a defense, but they were easily overwhelmed by cavalry and infantry attacks. The government commander Bughraj's forces, supported by several Basrans, were split between al-Mirbad and al-Khurayba, but they were ineffective at halting the rebels' advance. By Friday evening 'Ali ibn Aban's troops had reached the mosque, which 'Ali ordered to be burned. A group of Basrans, however, ambushed his men, killing several Zanj and forcing them back. Fearing further attacks from the city militia, 'Ali decided to withdraw for the evening, and set up his army camp in a graveyard. The battle continued over the course of the next