TF1 stood first for Television France 1 created in 1978. TF1 was the only channel in France for 28 years, and has often changed its name since the creation of Radio-PTT Vision on April 26, 1935, making it one of the oldest television stations in the world, and one of the very few prewar television stations to remain in existence to the present day. It became Radiodiffusion nationale Télévision (RN Télévision) in 1937, Fernsehsender Paris (Paris Television) during German occupation in 1943, RDF Télévision française in 1944, RTF Télévision in 1949, la Première chaîne de la RTF in 1963 following the creation of the second channel, la Première chaîne de l'ORTF in 1964 and finally Télévision Française 1 (TF1) in 1975.