man ▁reached ▁the ▁Bas que ▁city ▁of ▁Pam pl ona , ▁which ▁was ▁s ack ed ▁and ▁its ▁c athedral ▁church ▁demol ished . ▁ ▁In ▁ 9 2 4 ▁Abd ▁al - R ah man ▁felt ▁obliged ▁to ▁a ven ge ▁the ▁mass acre ▁of ▁V igu era ▁castle ▁perpet r ated ▁by ▁King ▁San cho ▁Ord ó ñ ez ▁of ▁Navar re ▁one ▁year ▁earlier . ▁He ▁launched ▁a ▁counter ▁off ensive ▁against ▁San cho ▁in ▁which ▁Abd ▁al - R ah man ▁dev ast ated ▁a ▁large ▁area ▁of ▁Bas que ▁territory . ▁ ▁The ▁succession ▁crisis ▁which ▁struck ▁León ▁after ▁Or do ño   II ' s ▁death ▁in ▁the ▁same ▁year ▁caused ▁host ilities ▁to ▁ce ase ▁until ▁Ram iro   II ▁obtained ▁the ▁throne ▁in ▁ 9 3 2 ; ▁a ▁first ▁attempt ▁by ▁him ▁to ▁assist ▁the ▁bes ie ged ▁reb els ▁in ▁To led o ▁was ▁rep elled ▁in ▁ 9 3 2 , ▁despite ▁the ▁Christian ▁king ▁capt uring ▁Madrid ▁and ▁scoring ▁a ▁victory ▁at ▁Os ma . ▁ ▁In ▁ 9 3 4 , ▁after ▁re assert ing ▁supre m acy ▁over ▁Pam pl ona ▁and ▁Á lava , ▁Abd ▁al - R ah mad ▁forced ▁Ram iro ▁to ▁retre at ▁to ▁Burg os , ▁and ▁forced ▁the ▁Navar res e ▁queen ▁Tod a , ▁his ▁a unt , ▁to ▁submit ▁to ▁him ▁as ▁a ▁v ass al ▁and ▁withdraw ▁from ▁direct ▁rule ▁as ▁reg ent ▁for ▁her ▁son ▁García ▁S ánchez ▁I