2nd Amendment comes from Vattel’s Law of Nations?
http://books.google.com.ph/books?id=wDOP73CSzicC&pg=PA197&dq=vattel+law+of+nations&hl=en&ei=tF-VTKfKJIWycdeMqaQF&sa=X&oi=book_result&ct=result&resnum=2&ved=0CC8Q6AEwATge#v=onepage&q=vattel%20law%20of%20nations&f=false
see 162.
http://books.google.com.ph/books?id=5pymzJEOWscC&pg=PA392&lpg=PA392&dq=in+treating+the+right+to+security+we+have+shown+that+nature+gives+men+a+right+to+employ+force+when+it+is+necessary+for+their+defence+and+preservation+of+their+rights&source=bl&ots=lS_o9pgSXO&sig=6JfAWx6sH5iUMT0kGsnfW9WLSEU&hl=en&ei=RWSVTOKTOcmvcJHlnaQF&sa=X&oi=book_result&ct=result&resnum=1&ved=0CBMQ6AEwAA#v=onepage&q=in%20treating%20the%20right%20to%20security%20we%20have%20shown%20that%20nature%20gives%20men%20a%20right%20to%20employ%20force%20when%20it%20is%20necessary%20for%20their%20defence%20and%20preservation%20of%20their%20rights&f=false