Soviet international behavior depended mainly on the internal necessities of Joseph Stalin's regime; according to Kennan, Stalin needed a hostile world in order to legitimize his autocratic rule.
Israel says the demolitions meet the international legal requirement of military necessity because homes are destroyed in the hunt for weapons smuggling tunnels or because they are used by Palestinian combatants to attack Israeli forces.
As we spoke, however, Barak laid out three categories of questions, which he characterized as "Israel's ability to act," "international legitimacy" and "necessity," all of which require affirmative responses before a decision is made to attack: 1.
These "Part 1" issues are separated in the inquiry terms of reference from the "Part 2" issues which focus on the specifics of News International, but of necessity are not limited to that one group.
The Chibok girls became a symbol of even greater problems: for the international community, the necessity of supporting girls' education in the face of religious extremism; for many Nigerians, the government's failure to protect its most vulnerable citizens from Boko Haram.
Thus the United States was able to enter into an international agreement without the necessity of immediately revising its own copyright law.
With time on his hands, he was able to badger the British and American statesmen of the day with unsolicited advice on everything from a Venezuelan border dispute and the status of the Philippines to the peaceful nature of the German Kaiser and the necessity for international disarmament.
"Events show that, more than ever, it is vital that the United Nations takes charge of the situation in Iraq, because now it's not just a question of international law but a necessity," said Diego López Garrido, head of the Socialist parliamentary group in Madrid.
"The impression being given is that the postwar Switzerland we knew and loved, that recognised the existential necessity of international exchange but also... valued its independence and sovereignty, is becoming lost to us," Hannes Nussbaumer wrote recently in the Berner Zeitung.
"Our task is to balance the necessity for international cooperation – whether on climate change or financial regulation or peace and security – with the thirst that people have for power to be devolved to local communities so that they can take more decision for themselves.
