- On 22 October, 1791, Sheriff Cornelius Hogeboom was shot while attempting to serve a writ of ejectment, becoming the first US peace officer killed in the line of duty.
- Since that time, more than 19,000 officers have died in the line of duty.
- The single deadliest day in US law enforcement history was 11 September, 2001.
- On average, an officer is feloniously assaulted every 9 minutes.
- On average, an officer is injured in a felonious assault every 33 minutes.
- On average, an officer is murdered every 6 days.
- Annual line of duty deaths due to gunfire have increased by an average of 34% in each year since 2008 .