Year 1925.
Radio broadcasting starts in Hungary, Latvia, Poland, Romania and Mexico. The Union internationale des radio-amateurs ( International Union of Radio Amateurs ) is formed in Paris. 25 March : Independent companies funded by private capital open the first Japanese radio stations in Tokyo, Osaka and Nagoya. 3 April : The International Broadcasting Union (UIR) is formed in Geneva under the auspices of the League of Nations. Association Radio-Luxembourg is established with a 50-watt transmitter in the Grand Duchy. 20 June : The first Peruvianradio station (OAX) is founded . August : Polskie Radio iscreated in Warsaw (Poland) as a limited liability company (40% of the shares are state-owned). The first regular radio service in a British colony opens in Ceylon. The United Kingdom's most powerful transmitter is opened at Daventry. It covers 85% of the population and transmits on long Wireless being used in central Africa (1924). Long wave the B...