On 4 January 2024, at approximately 0615 hours local time, a man functioned an improvised incendiary device (IID) in the backyard of his neighbor’s residence on the 100 block of Alice Street in Sioux City. This was the fourth occasion the 35-year-old man committed the same act of intimidation using IIDs described as Molotov cocktails. On 5 November 2023, at approximately 0400 hours, the suspect functioned an IID on the sidewalk in the front of the neighbor’s residence. On 7 December, at approximately 1145 hours, the suspect functioned an IID on the steps of his neighbor’s residence.

On 6 January 2024, at approximately 1130 hours local time, a Pocatello Police Department officer stopped a vehicle on East Oak Street after the officer ran the car’s Utah dealership license plate and discovered a discrepancy. Officers searched the vehicle after a narcotic K9 indicated the presence of drugs and discovered methamphetamine and an IED, described as a prescription bottle with a fuse coming out of the top and a black powdery substance on the outside. Officers requested assistance from the Idaho Falls Police Bomb Squad in disposing of the device.

On 4 January 2024, at approximately 1745 hours local time, Teller County Sheriff’s Office deputies responded to a reported mailbox explosion at the intersection of County Road 11 and High Chateau Road in the Florissant area. At the scene, deputies found a bank of four oversized mailboxes destroyed with pieces scattered across the road. A detective with the Colorado Springs Police Metro Explosive Ordnance Disposal Unit assisted with the investigation, and evidence from the scene was sent to the Colorado Bureau of Investigation for further analysis. The investigation is ongoing.
 

On 1 January 2024, at approximately 1450 hours local time, local authorities received a report of a suspicious object outside a home in Newry, Northern Ireland. Army technical officers responded to assist and examined the device, described as a pipe bomb, before removing it from the scene for further forensic examination. No further device details were provided. The same property was targeted on 18 October 2023, when two improvised incendiary devices (IIDs), described as petrol bombs, were thrown into the yard, starting a fire. The investigation is ongoing.
 

On 31 December 2023, at approximately 0500 hours local time, unidentified suspects used explosive devices to attack ATMs at a bank located in Bundenthal, Südwestpfalz, before fleeing the scene. It is unclear if any money was stolen. Witnesses reported hearing the explosion, which destroyed the ATMs and the building housing them and ignited a fire, which fire crews extinguished. No injuries were reported. Local explosives experts responded to assist and conducted a post-blast analysis of the scene. No additional devices were discovered, and no device-related details have been released.