War on Terror has the lowest KIA per month and day in the history of American wars

Revolutionary War
US War dead (KIA per month) 55
Months at war 80
Average US KIA per day 1.80

War of 1812
US war dead (KIA per month) 75
Months at war 30
Average US KIA per day 2.46

Mexican War
US war dead (KIA per month) 87
Months at war 20
Average US KIA per day 2.85

Civil War
US war dead (KIA per month) 3,846
Months at war 48
Average US KIA per day 126.10

Spanish-American War
US war dead (KIA per month) 96
Months at war 4
Average US KIA per day 3.15

WWI
US war dead (KIA per month) 2,816
Months at war 19
Average US KIA per day 92.33

WWII
US war dead (KIA per month) 6,639
Months at war 44
Average US KIA per day 217.67

Korea
US war dead (KIA per month) 909
Months at war 37
Average US KIA per day 29.80

Vietnam
US war dead (KIA per month) 526
Months at war 90
Average US KIA per day 17.25

Gulf War
US war dead (KIA per month) 148
Months at war 1
Average US KIA per day 4.85

Iraq
US war dead (KIA per month) 52
Months at war: 43
Average US KIA per day 1.73

Afghanistan
US war dead (KIA per month) 3
Months at war: 60
Average US KIA per day 0.1