Adenauer Nato Published on 9. April 2017 in Zum 50. Todestag von Konrad AdenauerFull resolution (1024 × 700) Next → NATO ANNIVERSARY: The Federal Republic of Germany becomes a member of NATO 6/05/55. Germany (Chancellor Konrad Adenauer) takes a seat at the Council table. NATO celebrates its fiftieth anniversary on Washington DC on April 23rd 1999. (photo by NATO)