<Dl> <Dd> One can draw the signed graph of a given state of events and examine it for balance . If it is balanced there will be a tendency for the status quo . If it is not balanced, one should examine each of the bonds between pairs of nations in a cycle with regard to relative strength in the situation . One might then predict that the weakest such bond will change sign . </Dd> </Dl> <Dd> One can draw the signed graph of a given state of events and examine it for balance . If it is balanced there will be a tendency for the status quo . If it is not balanced, one should examine each of the bonds between pairs of nations in a cycle with regard to relative strength in the situation . One might then predict that the weakest such bond will change sign . </Dd> <P> Harary illustrated the method as a gloss on some events in the Middle East using several signed graphs, one of which represented eight nations . </P>

The enemy of thine enemy is thy friend