San Diego, January 13, 2026
Gregory Vandenberg, a former Navy SEAL, has been convicted for transporting explosives intended to harm police during a ‘No Kings’ rally in San Diego. He faces up to 10 years in prison after evidence revealed plans to use fireworks against officers. His extremist beliefs were highlighted through messages and symbols found in his possession. Vandenberg remains in custody awaiting sentencing.
San Diego, CA
Former Navy SEAL Convicted of Plotting to Harm Police at San Diego ‘No Kings’ Rally
Gregory Vandenberg, 49, faces up to 10 years in prison after being convicted of transporting explosives intended to harm law enforcement officers during a “No Kings” protest in San Diego.
Evidence revealed that Vandenberg, who held neo-Nazi beliefs, purchased fireworks in New Mexico and planned to use them against police at the June 14, 2025, protest.
Messages on his phone indicated he believed the U.S. government was controlled by Israel, and his vehicle contained clothing with extremist symbols, including an Al-Qaeda flag and neo-Nazi insignia.
Vandenberg was arrested in Tucson, Arizona, and remains in custody awaiting sentencing.
Details of the Conviction
After a five-day jury trial, Vandenberg was convicted of transporting explosives with intent to kill, injure, or intimidate, and attempted transportation of prohibited fireworks into California.
He faces a maximum penalty of 10 years in prison on the first count, in addition to potential fines or prison time on the second count.
Background Information
The “No Kings” protests were organized to oppose perceived authoritarianism and government overreach, with demonstrations held in various cities, including San Diego.
Vandenberg’s actions highlight the potential for violence at such events and the importance of law enforcement vigilance in preventing harm.
Frequently Asked Questions (FAQ)
What was Gregory Vandenberg convicted of?
Gregory Vandenberg, 49, was convicted of transporting explosives intended to harm law enforcement officers during a “No Kings” protest in San Diego.
What evidence led to his conviction?
Evidence revealed that Vandenberg purchased fireworks in New Mexico and planned to use them against police at the June 14, 2025, protest. Messages on his phone indicated he believed the U.S. government was controlled by Israel, and his vehicle contained clothing with extremist symbols, including an Al-Qaeda flag and neo-Nazi insignia.
What are the potential consequences for Vandenberg?
Vandenberg faces up to 10 years in prison after being convicted of transporting explosives intended to harm law enforcement officers during a “No Kings” protest in San Diego.
What are the “No Kings” protests?
The “No Kings” protests were organized to oppose perceived authoritarianism and government overreach, with demonstrations held in various cities, including San Diego.
What does this case highlight about public demonstrations?
Vandenberg’s actions highlight the potential for violence at such events and the importance of law enforcement vigilance in preventing harm.
Key Features of the Case
| Feature | Details |
|---|---|
| Defendant | Gregory Vandenberg, 49, former Navy SEAL |
| Conviction | Transporting explosives with intent to harm law enforcement officers during a “No Kings” protest in San Diego |
| Evidence | Purchased fireworks in New Mexico; messages indicating belief that U.S. government is controlled by Israel; vehicle containing extremist symbols |
| Potential Sentence | Up to 10 years in prison |
| Protest Details | “No Kings” protests organized to oppose perceived authoritarianism and government overreach, with demonstrations held in various cities, including San Diego |
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