former defense secretary robert gate judge republican democratic residential candidates ideas foreign policy clear believe one nominee beyond repair donald trump.gates serve george w. bush well barack obama recently publish brutal op-ed wall street journal examine trump hillary clinton plan handle america challenge relations nations like russia china middle east.although clinton nowhere near exempt criticism gate save harsh word gop rival gate note former secretary state much-discussed credibility issue apart national security also influence foreign perceptions reliability trust however trump league come credibility.gates remind americans trump openly support shin praise leaders like vladimir putin saddam hussein unethical torture practice kill terrorist families gate also mention fact trump like idea japan south korea develop nuclear weapons gate say least national security believe mr. trump beyond repair stubbornly uninformed world lead country government temperamentally unsuited lead men women uniform unqualified unfit commander-in-chief soon gate op-ed discover trump business mogul predictably go twitter throw one infamous man-baby temper tantrums twitterto challenge trump tweet npr morning edition reporter steve inskeep invite trump interview foreign policy show trump campaign say 250 days ago.twitteras expect trump campaign fall silent subject.featured image via chip somodevilla spencer platt getty image former secretary defense scathing word unqualified unfit trump tweet