Roelof Johannes Nelissen was a Dutch politician of the defunct Catholic People's Party now merged into the Christian Democratic Appeal party and businessman.
The first Biesheuvel cabinet was the executive branch of the Dutch Government from 6 July 1971 until 9 August 1972. The cabinet comprised members of three christian-democratic parties – the Catholic P
Princess Joséphine Charlotte of Belgium, Queen Juliana, Grand Duke Jean of Luxembourg and Minister of Foreign Affairs Norbert Schmelzer at Luxembourg Airport on 7 July 1971.
Prime Minister of Norway Trygve Bratteli and Prime Minister Barend Biesheuvel at the Catshuis on 8 January 1972.
Soviet Minister of Foreign Affairs Andrei Gromyko and Prime Minister Barend Biesheuvel at the Catshuis op 5 July 1972.