members - (7) Big Six (Canada, France, Germany, Italy, Japan, UK) plus the US
** Big Six **
note - not to be confused with the Group of 6
established - NA 1967
aim - to foster economic cooperation
members - (6) Canada, France, Germany, Italy, Japan, UK
** Black Sea Economic Cooperation Zone (BSEC) **
established - 25 June 1992
aim - to enhance regional stability through economic cooperation
members - (11) Albania, Armenia, Azerbaijan, Bulgaria, Georgia, Greece, Moldova, Romania, Russia, Turkey, Ukraine