Internal Thracian Revolutionary Organisation
Union of Thracian Associations (short UdTV, Bulgarian Съюз на тракийските дружества в България ) is the umbrella organization of the Bulgarian refugee associations in the legal form of a registered association. He claims to be from Eastern and Western Thrace, independent of membership, to represent the interests of the affected flight, expulsion and deportation Bulgarians. According to the UdTV now live in Bulgaria about 1.5 million displaced Thracian and direct descendants. President of UdTV is from 11 May 2011, the politicians Krassimir Premjanow (BSP ).
The UdTV was founded at a congress of the Thracian expellees in the Turkish Edirne in December 1918. The headquarters of the organization is now in the Bulgarian capital Sofia. The UdTV are from the newspaper Thracia and has a youth and a women's organization.