 Under the leadership of General Charles de Gaulle, Major André Dewavrin was assigned to command the organization.Initially known as the "Service de Renseignements (SR)", the agency changed its name to "Bureau Central de Renseignements et d’Action Militaire (BCRAM)" in April 1941, and again in January 1942 to "Bureau Central de Renseignements et d’Action" (BCRA) the name by which it was best known.At the end of the war, in 1945, this became the modern French counter-espionage service, the "Service de documentation extérieure et de contre-espionnage" (SDECE, "Foreign Documentation and Counter-Espionage Service").