kes bury . ▁Despite ▁her ▁husband ' s ▁mis fort une , ▁K atherine ▁V aux ▁remained ▁loyal ▁to ▁her ▁mist ress : ▁she ▁stayed ▁by ▁the ▁Queen ▁during ▁her ▁imprison ment ▁in ▁the ▁Tower ▁of ▁London , ▁and ▁on ▁Margaret ' s ▁release ▁in ▁ 1 4 7 6 ▁went ▁with ▁her ▁into ▁ex ile ▁( as ▁she ▁had ▁done ▁earlier ▁in ▁the ▁ 1 4 6 0 s ), ▁living ▁with ▁her ▁until ▁her ▁death ▁six ▁years ▁later . ▁K atherine ' s ▁two ▁children ▁did ▁not ▁share ▁either ▁her ▁conf in ement ▁or ▁her ▁travel s ▁abroad ; ▁instead , ▁Nicholas ▁V aux ▁and ▁his ▁sister ▁Joan , ▁were ▁brought ▁up ▁in ▁the ▁household ▁of ▁Lady ▁Margaret ▁Beau fort ▁( m other ▁of ▁Henry ▁VII ), ▁without ▁charge , ▁even ▁though ▁Edward ▁IV ▁restored ▁two ▁man ors ▁to ▁the ▁family ▁for ▁the ▁maintenance ▁of ▁him ▁and ▁his ▁sister . ▁ ▁K atherine ' s ▁dev otion ▁was ▁reward ed ▁after ▁the ▁triumph ▁of ▁Henry ▁VII ▁at ▁Bos worth , ▁where ▁Nicholas ▁V aux , ▁as ▁a ▁prot ég é ▁of ▁Lady ▁Margaret ▁Beau fort , ▁probably ▁fought ▁under ▁her ▁husband ▁Thomas ▁Stanley , ▁ 1 st ▁Earl ▁of ▁Derby ; ▁the ▁pet ition ▁for ▁the ▁revers al ▁of ▁the ▁att ain der ▁on ▁V aux ' s ▁father ▁and ▁the ▁for fe iture ▁of ▁his ▁property ▁was ▁accepted ▁by ▁the ▁King ▁in ▁the ▁Parliament ▁of ▁ 1 4 8 5 , ▁and ▁not ▁long ▁after ▁V aux ▁was ▁named ▁to