In its revised and updated fourth edition, this exhaustive encyclopedia provides a record of casualties of war from the last five centuries through 2015, with new statistical and analytical information. Figures include casualties from global terrorism, the wars in Iraq and Afghanistan, and the fight against the Islamic State. New entries cover an additional 20 armed conflicts between 1492 and 2007 not included in previous editions. Arranged roughly by century and subdivided by world region, chronological entries include the name and dates of the conflict, precursor events, strategies and details, the outcome and its aftermath.