High Quality Content by WIKIPEDIA articles! The British Commanders`-in-Chief Mission to the Soviet Forces in Germany (BRIXMIS) was a military liaison mission which operated behind the Iron Curtain in East Germany during the Cold War. It existed from 1946 – shortly after the end of the Second World War – until the eve of the reunification of Germany in 1990. Created by an agreement to exchange military missions, the stated object of BRIXMIS – and the Soviet equivalent in the British Zone, SOXMIS – was "to maintain Liaison between the Staff of the two Commanders-in-Chief and their Military Governments in the Zones".