▁Association , ▁a ▁position ▁he ▁held ▁until ▁ 1 9 4 9 . ▁In ▁ 1 9 4 9 , ▁Roy bal ▁te amed ▁with ▁local ▁organ izer ▁Fred ▁Ross ▁and ▁Anthony ▁" T ony " ▁P ▁R ios ▁from ▁a ▁group ▁of ▁people ▁who ▁had ▁supported ▁his ▁earlier ▁campaign ▁to ▁form ▁the ▁Community ▁Service ▁Organ ization ▁( C SO ), ▁which ▁tied ▁together ▁a ▁variety ▁of ▁religious , ▁political , ▁and ▁organized ▁labor ▁groups ▁to ▁fight ▁local ▁disc rim ination . ▁The ▁organization , ▁which ▁organized ▁get - out - the - vote ▁drives , ▁did ▁not ▁explicitly ▁end or se ▁candidates , ▁but ▁Roy bal ' s ▁presence ▁as ▁president ▁of ▁the ▁organization ▁and ▁the ▁personal ▁end ors ements ▁of ▁many ▁of ▁its ▁members ▁helped ▁form ▁a ▁ground sw ell ▁of ▁support ▁that ▁contributed ▁to ▁Roy bal ' s ▁victory . ▁ ▁In ▁ 1 9 6 0 ▁Roy bal ▁helped ▁organ ize ▁the ▁Mexican ▁American ▁Political ▁Association ▁( MA PA ) ▁and ▁served ▁as ▁its ▁first ▁president ▁from ▁ 1 9 6 0 ▁to ▁ 1 9 6 2 . ▁ ▁After ▁ret iring ▁from ▁Congress , ▁Roy bal ▁founded ▁the ▁Luc ille ▁and ▁Edward ▁R . ▁Roy bal ▁Foundation , ▁which ▁awards ▁scholar ships ▁to ▁Lat ino ▁students ▁purs uing ▁care ers ▁in ▁the ▁field ▁of ▁health . ▁Edward ▁R . ▁Roy bal ▁lived ▁the ▁rest ▁of ▁his ▁life ▁in ▁Pas ad ena , ▁California ▁as ▁one ▁of ▁the ▁de ans ▁of ▁local ▁and ▁national ▁politics , ▁end ors