Our Country's decisions are made by a culmination of many, not just one person. Use your brain, your jealously of America is starting to cloud your thoughts. Bush may be a mental midget, but his main advisors are not:
http://www.defense.gov/bios/secdef_bio.html
http://www-hoover.stanford.edu/BIOS/rice.html
http://www.state.gov/r/pa/ei/biog/1349.htm