cher ▁afterwards , ▁serving ▁on ▁several ▁Parliament ary ▁comm itte es , ▁including ▁the ▁Pro cedure ▁Committee ▁from ▁ 1 9 6 6 ▁to ▁ 1 9 7 3 . ▁ ▁His ▁private ▁member ' s ▁bill ▁introduced ▁in ▁ 1 9 5 2 ▁to ▁repe al ▁the ▁Sunday ▁Observ ance ▁Act ▁ 1 7 8 0 ▁was ▁rejected ; ▁however , ▁another ▁private ▁member ' s ▁bill ▁of ▁his ▁became ▁the ▁Leg it im acy ▁Act ▁ 1 9 5 9 , ▁dealing ▁with ▁the ▁legit im acy ▁of ▁children ▁from ▁void ▁mar ri ages ▁and ▁that ▁of ▁children ▁whose ▁parents ▁married ▁after ▁the ▁birth . ▁He ▁also ▁she ph erd ed ▁a ▁ten ▁minute ▁rule ▁bill ▁into ▁law , ▁the ▁British ▁National ity ▁( No ▁ 2 ) ▁Act ▁ 1 9 6 4 , ▁which ▁implemented ▁into ▁British ▁law ▁the ▁United ▁Nations ▁Convention ▁on ▁the ▁Red u ction ▁of ▁Stat eless ness . ▁ ▁He ▁remained ▁MP ▁for ▁D agen ham ▁until ▁he ▁retired ▁at ▁the ▁ 1 9 8 3 ▁general ▁election . ▁He ▁was ▁the ▁last ▁serving ▁MP ▁to ▁have ▁been ▁elected ▁before ▁the ▁Second ▁World ▁War , ▁and ▁he ▁was ▁the ▁Father ▁of ▁the ▁House ▁of ▁Commons ▁from ▁ 1 9 7 9 ▁to ▁ 1 9 8 3 ; ▁he ▁was ▁succeeded ▁in ▁this ▁position ▁by ▁his ▁former ▁P PS , ▁Call ag han . ▁ ▁Parker ▁was ▁associated ▁with ▁the ▁Fab ian ▁Society ▁throughout ▁his ▁political ▁career . ▁He ▁became ▁General ▁Secretary ▁of ▁the ▁New