Do nuclear weapons prevent regional wars?

Essay from the year 2015 in the subject Politics - Topic: Peace and Conflict, Security, grade: A, , course: Science and the world around us, language: English, abstract: On the 6th of August 1945, United States military air crafts flew over the Japanese cities of Hiroshima and Nagasaki releasing two nuclear fission (atomic) bombs. The atomic bomb is probably the deadliest weapon of mass destruction ever used in recorded history. This deadly weapon was created by the United States under the Manhattan Project with the collaboration of Canada and the United Kingdom during 1930-40. In this research paper we shall use the example of the South Asian Nuclear crisis in order to find answers to the following questions that would help us come up with a logical conclusion to the original question .i.e. 'do nuclear weapons prevent regional wars' 1.What is the extent of damage nuclear weapons of today can do? 2.What are the pros and cons of a world with nuclear weapons? 3.What do earlier events have to say about it? 4.Would new nuclear states behave differently if equipped with nuclear weaponry?