Back in the sixties my husband's mother was harassed by a group of blacks that had been blocking one of the main streets in town.
The next night he drove very slowly down the same street with one hand out the window. He fired two rounds from his service .45 and they scattered.
Problem solved.
1911 Colt .45 --a universal communicator
The next night he drove very slowly down the same street with one hand out the window. He fired two rounds from his service .45 and they scattered."
These days the entire group of them would just fire back.