USA HISTORY

Detailed explanation-1: -Estimates for the total number killed in wars throughout all of human history range from 150 million to 1 billion.

Detailed explanation-2: -The “Tamil Centre for Human Rights” recorded that from 1983 to 2004, 54, 053 Tamil civilians were killed during the war and another 25, 266 were made to disappeared but never found again.

Detailed explanation-3: -By far the most costly war in terms of human life was World War II (1939–45), in which the total number of fatalities, including battle deaths and civilians of all countries, is estimated to have been 56.4 million, assuming 26.6 million Soviet fatalities and 7.8 million Chinese civilians were killed.