▁at ▁New castle - on - Ty ne . ▁ ▁O sm und , ▁bishop ▁of ▁Sal is bury , ▁ ▁builds ▁Dev izes ▁Castle ▁in ▁W ilt shire . ▁▁ ▁Armen ia ▁▁ ▁The ▁Rub en id ▁Princi p ality ▁of ▁C il icia ▁g ains ▁independence ▁after ▁its ▁founder , ▁Rub en ▁I , ▁succeed s ▁in ▁establish ing ▁his ▁authority ▁in ▁the ▁mountain ous ▁regions ▁of ▁C il icia . ▁▁ ▁Africa ▁▁ ▁The ▁Al mor avid ▁em ir , ▁Y us uf ▁ibn ▁T ash fin , ▁conqu ers ▁Tang ier , ▁Bad is ▁and ▁Hun ay n . ▁▁ ▁China ▁▁ ▁Sh en ▁Ku o , ▁Chinese ▁poly math ▁scient ist ▁and ▁states man , ▁begins ▁his ▁def ensive ▁military ▁campaign ▁against ▁the ▁Tang uts ▁of ▁the ▁Western ▁X ia . ▁He ▁successfully ▁def ends ▁the ▁invasion ▁route ▁to ▁Y anz hou ▁( S ha an xi ▁province ). ▁▁ ▁By ▁topic ▁▁▁ ▁Religion ▁▁ ▁June ▁ 2 5 ▁– ▁Wi bert ▁of ▁R aven na ▁is ▁elected ▁as ▁anti - po pe ▁Clement ▁III ▁during ▁the ▁pro - imper ial ▁Syn od ▁of ▁B rix en . ▁Pope ▁Gregory ▁VII ▁is ▁de posed , ▁signed ▁in ▁a ▁dec ree ▁by ▁Henry ▁IV . ▁ ▁King ▁Alfonso ▁VI ▁( the ▁Bra ve ) ▁of ▁León ▁and ▁Cast ile ▁establish es ▁Latin ▁lit ur gy ▁in ▁the ▁Catholic ▁Church , ▁in ▁place ▁of ▁the ▁His pan ic ▁R ite . ▁ ▁Ben no ▁II , ▁bishop ▁of ▁Os nab