Mindful of the violence between Sunni and Shiite Muslims that killed tens of thousands of people from 2004-07, Iraq's electoral commission has attempted to keep religion as distant from the election process as possible.
Search our database of American servicemembers killed in the war, and get a personal and statistical sense of who they were, and how and when they died.
From understanding global warming to buying organic to enacting emissions laws, countries are taking unique steps to protect the planet, activists say.