1982 Event Arkansas judge rules against obligatory teaching of creation 1966 Event Polio vaccination becomes obligatory in Belgium 1958 Event Dutch Government of Drees ends obligatory dismissal of married teachers 1943 Event Strike against obligatory labor camps ends, after 200 killed 1943 Event Obligatory work for woman ends in Belgium 1942 Event Dutch actors protest obligatory membership of Culture Chamber 1939 Event Polish Jewish forced into obligatory work service 1939 Event Membership in Hitler Youth becomes obligatory 1938 Event Dutch government starts obligatory unemployment insurance 1935 Event Work service for recent graduate obligatory in Germany
