THE KNOW NOTHING PARTYThe GOP contenders don’t know a damn thing about foreign policy issues, and their know-nothing supporters don’t carehttp://www.nytimes.com/2011/10/08/us/politics/in-gop-race-foreign-policy-is-mainly-a-footnote.htmlSo far, the Republican presidential candidates have been prone to occasional blunders when delving into foreign policy — that is, when they have had anything to