▁actual ▁power ▁than ▁his ▁father , ▁to ▁whom ▁Y uw en ▁Tai ▁paid ▁formal ▁de ference . ▁ ▁He ▁was ▁able ▁to ▁re bury ▁his ▁mother ▁Em press ▁Y if u ▁with ▁his ▁father ▁Emperor ▁W en . ▁ ▁He ▁created ▁his ▁wife , ▁Crown ▁Princess ▁Y uw en , ▁em press . ▁ ▁Appar ently ▁because ▁Y uw en ▁wanted ▁to ▁restore ▁many ▁Z hou ▁D ynast y ▁custom s ▁and ▁trad itions , ▁Emperor ▁Fe i ▁did ▁not ▁use ▁an ▁era ▁name ; ▁rather , ▁the ▁years ▁of ▁his ▁reign ▁were ▁merely ▁referred ▁to ▁as ▁" the ▁first ▁year ," ▁" the ▁second ▁year ," ▁and ▁so ▁on . ▁ ▁In ▁ 5 5 3 , ▁Y uw en ▁Tai ' s ▁nep hew ▁Y uch i ▁J ion g ▁conquer ed ▁the ▁western ▁provinces ▁of ▁Li ang ▁D ynast y , ▁which ▁had ▁been ▁previously ▁under ▁the ▁control ▁of ▁the ▁Li ang ▁pret ender ▁to ▁the ▁throne , ▁X iao ▁Ji , ▁and ▁added ▁them ▁to ▁Western ▁Wei ▁territory . ▁ ▁In ▁late ▁ 5 5 3 , ▁the ▁official ▁Y uan ▁Lie ▁( 元 <0xE7> <0x83> <0x88> ) ▁pl otted ▁killing ▁Y uw en , ▁but ▁his ▁plot ▁was ▁discovered , ▁and ▁Y uw en ▁killed ▁him . ▁ ▁After ▁Y uan ▁Lie ' s ▁death , ▁Emperor ▁Fe i ▁became ▁angry ▁at ▁Y uw en ▁and ▁often ▁spoke ▁against ▁him . ▁ ▁He ▁also ▁secret ly ▁pl otted ▁killing ▁Y uw en , ▁despite ▁advice ▁from ▁Y uan