Answer all questions in total of 650 word form essay 1.The Balance of Power system of international relations was designed to preserve peace and security among the major powers of Europe. Why did it fail so catastrophically in 1914? 2. After the late 1960s American power seemed to decrease relative to its communist rivals. Do you agree or disagree that this was the case? Was America more or less secure as a result? 3. For most of History security has meant protecting physical borders from the incursions of foreign armies. In the 21st Century, borders exist in other dimensions – cyberspace, for example – and face security threats of a different nature. What do you see as the biggest threats to state security of the 21st Century?