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Incident
Constable S.D. Diedrick succumbed to gunshot wounds sustained four days earlier after giving a warning to a group of men who were gambling.
One of the subjects opened fire on him. Despite being mortally wounded, Constable Diedrick returned fire and killed the subject.
Constable Diedrick was survived by his wife and three children. He is buried at Ullin Cemetery in Ullin, Illinois.
Survivors
Constable Diedrick was survived by his wife and three children.
In Our Keeping
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- August 2, 2026
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- August 2, 2026
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129 years is a long time for a name to go unread. Not today.
Constable Diedrick served with the Ullin Police Department.
Thank you for your service to the Ullin community. Gone but never to be forgotten.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
The Sacrifice · Felonious
Ullin Police Department has lost 2 officers; 2 of them killed feloniously.
S. is one of 842 officers killed feloniously in IL, 63.9% of the 1,318 remembered there.
S. is one of 15,743 officers killed feloniously in the United States, 57.1% of the 27,551 remembered there.
S. is one of 17,631 officers killed feloniously worldwide, 51.7% of the 34,117 remembered here.
34,117 officers are remembered on this memorial. Each number below is one of them.
Time
In 1897, 1 officer in IL was killed feloniously, the 123rd heaviest of 154 years on record. The heaviest was 1924, with 22.
In 1897, 52 officers in the United States were killed feloniously, the 137th heaviest of 213 years on record. The heaviest was 1921, with 248.
In 1897, 54 officers worldwide were killed feloniously, the 136th heaviest of 265 years on record. The heaviest was 1921, with 516.
Who
S. was 37. Of the 762 killed feloniously in IL whose age is recorded, half were between 31 and 45; the middle age was 38.
S. was 37. Of the 14,220 killed feloniously in the United States whose age is recorded, half were between 31 and 47; the middle age was 38.
S. was 37. Of the 15,854 killed feloniously worldwide whose age is recorded, half were between 30 and 46; the middle age was 38.
When
May holds 7.8% of these deaths in IL; July holds the most, 10.3%. Tuesdays: 13.8%.
May holds 8% of these deaths in the United States; December holds the most, 9.4%. Tuesdays: 13.4%.
May holds 8.5% of these deaths worldwide; December holds the most, 9.2%. Tuesdays: 13.3%.
How
Felonious deaths account for 100% of all 2 deaths at Ullin Police Department. The weapon recorded was handgun, in 50% of these deaths.
Felonious deaths account for 63.9% of all 1,318 deaths in IL, the most common cause. The weapon recorded was handgun, in 28.5% of these deaths.
Felonious deaths account for 57.1% of all 27,551 deaths in the United States, the most common cause. The weapon recorded was handgun, in 23.4% of these deaths.
Felonious deaths account for 51.7% of all 34,117 deaths worldwide, the most common cause. The weapon recorded was handgun, in 20.9% of these deaths.
His people
Ullin Police Department has 2 officers remembered here, S. among them.
Where the Name Is Cut
National Law Enforcement Officers Memorial · Panel 41-W
Others Who Wore This Badge
1 officer from Ullin Police Department are honored on badge.nw.