Stemerdink became a Member of the House of Representatives after the resignation of Joan Willems, taking office on 25 August 1970 serving as a frontbencher chairing the special parliamentary committee for Military Justice Reform and spokesperson for Defence and Veterans' affairs. After the election of 1972 Stemerdink was appointed as State Secretary for Defence in the Cabinet Den Uyl, taking office on 11 May 1973. Stemerdink was appointed as Minister of Defence following the appointment of Henk Vredeling as the next European Commissioner from the Netherlands, taking office on 1 January 1977. The Cabinet Den Uyl fell on 22 March 1977 after four years of tensions in the coalition and continued to serve in a demissionary capacity. After the election of 1977 Stemerdink returned as a Member of the House of Representatives, taking office on 14 June 1977 but he was still serving in the cabinet and because of dualism customs in the constitutional convention of Dutch politics he couldn't serve a dual mandate he subsequently resigned as a Member of the House of Representatives on 14 September 1977. The Cabinet Den Uyl was replaced by the Cabinet Van Agt-Wiegel following the cabinet formation of 1977 on 19 December 1977 and he subsequently returned as Member of the House of Representatives after the resignation of Adriaan van Mierlo, taking office on 16 January 1978 serving as a frontbencher and spokesperson for Defence and Veterans' affairs. After the election of 1981 Stemerdink was again appointed as State Secretary for Defence in the Cabinet Van Agt II, taking office on 11 September 1981. The Cabinet Van Agt II fell just seven months into its term on 12 May 1982 after months of tensions in the coalition and continued to serve in a demissionary capacity until the first cabinet formation of 1982 when it was replaced by the caretakerCabinet Van Agt III on 29 May 1982. After the election of 1982 Stemerdink once again returned as a Member of the House of Representatives, taking office on 16 September 1982 serving as a frontbencher chairing the parliamentary committee for European Affairs and spokesperson for Defence, European Affairs, NATO, Veterans' affairs and spokesperson for Foreign Affairs. After the election of 1989 Stemerdink was not giving a cabinet post in the new Cabinet Lubbers III and continued serving in the House of Representatives. In October 1993 Stemerdink announced his retirement from national politics and that he wouldn't stand for the election of 1994 and continued to serve until the end of the parliamentary term on 17 May 1994.
Bram Stemerdink was initially a captain in the Army, but lost an eye in a military exercise, after which he studied law in Leiden. Then he became secretary of the Council of War, member of the North Brabant province government and councilor for the city 's-Hertogenbosch and since 1970 Member of Parliament (MP). In the Den Uyl administration he was Secretary of State of Defence from 1973 and from 1 January to 19 December 1977 Minister of Defence.[1] In the second van Agt administration he was secretary of state again. In the periods 1978–1981 and 1982–1994 he was an MP. Stemerdink was an independent politician with historical interest. He was an activist for the preservation of the old parliament hall. He has been a respected radio commentator for many years.[citation needed] He is also chairman of the foundation National War and Resistance in Overloon (the Netherlands).