Current Secretary General of UN is Ban Ki Moon 

On 25 April 1945, 50 governments met in San Francisco drafting the UN Charter, which was adopted on 25 June 1945.

The North Atlantic Treaty Organization (fr. Organization du Traité de l'Atlantique Nord, OTAN) is military Alliance formed on August 24 1949, as a result the Schengen Treaty signed on April 4 1949.