Now when People who uses the tool of an internet by smart phone is all over the world, radio broadcasting may be news flash way at the time of disaster and may not be an amusement media. It may seem that you listen to the radio broadcasting by app. However, you can find out at radio many of prototypes of the representation actions and political activity which are seen on internet. The radio broadcasting has cultivated the possibility that citizens will use the media.

Nobody can open a broadcast media freely.However, the illegal radio broadcasting has existed in the include activity within the last. In France under rule of Nazi Germany during the Second World War, the resistance carried out the guerrilla radio broadcasting. “Pirate Radio Vessel” born in Northern Europe in the 1950s and “Free Radio” expanded rapidly by Italy of the 1970s. These radio broadcastings extended the potentiality of radio.

The commercial pirate radio broadcasting “Radio Mercure” was released at Sweden in 1958. In Netherlands, “Radio veronica” was born in 1960 and “Radio Karoline” started at U.K. in 1964. In order that young men might enjoy their favorite music,they televised the radio wave from the vessel on the high seas. The content of Radio Karoline is exhibited on the internet. Pirate radio was disappeared because the regulatory was tightened up.

On the other hand, it was decided that the broadcast act was rights approved by the constitution in Italy of the 1970s.The free radio was developed lawfully anomalistically in Italy. Left activists applied this positively. They did with the radio ,the activity which left activists are doing with SNS today.

Radio broadcasting which stems from radio amateur’s play had produced many pioneering examples as personal playing media.