World Leaders

United States

January 20, 1993 - January 20, 2001
Jan 21, 2009 - Present
Jan 21, 2001 - January 20, 2009

Canada

November 4, 1993 - December 12, 2003
December 12, 2003 - February 6, 2006
Feb 7, 2006 - Present

United Kingdom

November 28, 1990 - May 2, 1997
2 May 1997 - 27 June 2007
May 12, 2010 - Present
Jun 28, 2007 - May 11 2010