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 the Abas battle is noteworthy for Pompey's concealment of his infantry behind a screen of cavalry, which would twenty years later be used against him at the Battle of Pharsalus. The near perfect double envelopment Pompey is reported to have here achieved also serves to showcase the high quality of his generalship during the Eastern campaigns. Having defeated Mithridates and Tigranes of Armenia, Pompey then turned to neutralising Mithridates' remaining allies to the north, in Caucasian Albania and Iberia. In December 66 BC, the Albanian king, Oroeses had pre-emptively attacked the Roman forces but been defeated and then forced to submit. In