O2 (UK) BT subsidiaries: Esat Digifone in Ireland, Viag Interkom in Germany and Telfort Mobiel in the Netherlands. The rebranding was supported by a European advertising campaign, which began on 16 April 2002, across all four countries, at a cost of £130 million. The main launch campaign ran from 18 June and was developed by Vallance Carruthers Coleman Priest, working alongside brand consultancy Lambie-Nairn, creators of the "O2" brand identity. In March 2005, mmO2 restructured its shares and the company was relisted as O2 plc. On 30 November 2005, O2 agreed to a takeover by Telefónica, a Spanish telecommunications company, for £17.7
Communications in Uganda Uganda took over control of its postal system, although until 1961 stamps from the colonial postal system were being issued alongside Uganda's stamps. The Uganda Posts and Telecommunications Corporation had a monopoly over Uganda's communications sector until the Uganda Communications Act was enacted in 1997. The act created the Uganda Communications Commission, the current regulator of communications in Uganda. As of June 2018, the telephone communications system was described by the CIA factbook as "developed through private partnerships", with "over of fiber optics", and 4G network available in most major cities and national parks, and 3G service available in second-tier