Brussels, 27/05/2008 (Agence Europe) - On Tuesday 20 May, Hungarian and United States representatives signed an agreement on data exchange in order to help identify terrorists, the Hungarian press agency MTI reports. The agreement - a prerequisite for Hungary's exemption from U.S. visa requirements - was signed in Budapest by the minister in charge of Hungary's civilian secret services, Gyorgy Szilvasy, and U.S. Ambassador to Hungary April H. Foley. It still has to be officially approved by...