Suez Crisis Israel had to be included. This was especially the case as many Conservative backbenchers had expected Eden to launch operations against Egypt in the summer, and were disappointed when Eden had instead chosen talks. By the fall of 1956, many Tory backbenchers were starting to grow restive about the government's seeming inability to start military action, and if Eden had continued to put off military action for the winter of 1956–57, it is possible that his government might not have survived. Three months after Egypt's nationalization of the Suez Canal company, a secret meeting took place at Sèvres, outside Paris.
Frustration–aggression hypothesis unjustified condition participants. The authors concluded that unjustified frustration leads to greater level of aggression, compared to justified frustration, which, in turn, results in higher levels of aggression compared to the non-frustration situations. In 1964, Leonard Berkowitz stated that it is necessary to have an aggression stimulus to make aggression take place. Then in 1974 and 1993, he remodified the frustration/aggression hypothesis into a theory that removed the importance of aggressive cues to the aggressive behavior. Which is to say, extremely angry subject will show aggression even if the aggression cue is absent. The most provocative theory introduced by Berkowitz