World becomes less peaceful in 2013 (Global Peace Index) - A sharp increase in the number of homicides and in the number of countries (59) that have increased their military spending as a percentage of their GDP are the main reasons why the world has become less peaceful in 2013, according to the Institute for Economics & Peace. This year's conclusions confirm the trend noted over the past six years that has seen the world has 5% less peaceful since 2008. The Institute points out that, over...