However, what makes Waltz different from Thucydides is the fact that Waltz realizes that this explanation was not adequate. He points out that it is mankind, which creates communities, regimes and other parameters, which defines its existence. As a result, he is of opinion that the second source of conflict is determined by the internal character of the state in which he/ she lives, namely the public beliefs and practices, opinions and expectations, political systems and institutions of government, that frame human behavior.
Waltz does not stop here but goes further. He argues that if the structure of the state and its system of governance shapes human behavior, then the structure of the international system must also shape state behavior. Thus his concept of neorealism shuns essentialist beliefs that human nature does not explain international politics, rather rests in aconstant state of amorphous decentralized latency, which arises from mutual lack of trust and everytime the state develops technological and warfare power, which he calls offensive orovertly aggressive so as to create too much of international felling of insecurity, so much so that they are motivated to seize that power and check it to a normal condition. International politics is different than domestic politics, though, because no entity possesses a legal monopoly on the use of force. ...Show more