The United states Air Force (private mercenaries) drops two one-ton laser-guided bombs into an air raid shelter near the Baghdad airport killing at least 408 Iraqi civilians.

       [added 2/10/2023] Thanks to Freedom’s Phoenix for this entry.

Subsequent Events:

2/24/1991                   8/7/1998                  4/12/1999

References:

A Short History of U.S. Bombing of Civilian Facilities.htm
theintercept.com/2015/10/07/a-short-history-of-u-s-bombing-of-civilian-facilities/

Current U.s. National Debt:

$36,167,124,467,492

Source