state monopoly on radio broadcasting. By the law of June 18, 1930, the bilingual state broadcaster NationaalInstituutvoordeRadioOmroep (NIR) was founded
(French: INR, Institut national belge de radiodiffusion; Dutch: NIR, Belgisch NationaalInstituutvoordeRadio-omroep), the state-owned broadcasting organisation
Establishment in Belgium of the Institut National de Radiodiffusion / NationaalInstituutvoordeRadio-omroep (INR/NIR), a national public-service broadcasting
National de Radiodiffusion / NationaalInstituutvoordeRadio-omroep (INR/NIR) begins broadcasting. 21 March – In Switzerland the Société suisse de radiodiffusion
programmes from 3 to 9 March 1957]. Deradio- en televisieweek (in Dutch). Vol. 13, no. 9. NationaalInstituutvoordeRadio-omroep [nl] (NIR). 3 March 1957. p