Every April 18, radio amateurs worldwide take to the airwaves in celebration of World Amateur Radio Day. It was on this day in 1925 that the International Amateur Radio Union was formed in Paris.

Please see the IARU WARD webpage for more information: https://​www​.iaru​.org/​o​n​-​t​h​e​-​a​i​r​/​w​o​r​l​d​-​a​m​a​t​e​u​r​-​r​a​d​i​o​-​d​ay/