JFK was against nuclear proliferation but  Israelis Hoodwinked JFK and went  Nuclear.
http://foreignpolicy.com/2016/04/26/how-the-israelis-hoodwinked-jfk-on-going-nuclear-dimona-atoms-for-peace/

Robert Kennedy  tried to get the Israeli lobby AIPAC under the rules of a foreign government but  was assassinated before he could accomplish that.  Now   AIPAC is the most powerful lobby in America.  It that lobby working for America or Israel?  Are our reps working for us or Israel? 
  Consider we have laws against selling weapons to nuclear nations that have not signed the NPT.  Our Government gives Israel a pass above our own laws about nukes.  How's a nuclear armed israel impact our desire to limit nukes in the mid east?  
  We have laws against selling weapons to nations with a history of human rights violations. Again Israel gets a pass on our own laws.  Hows that impact our relations in the mid east?  
  So here's Sherman Taking the AIPAC position on Iran.