Make a home defense plan and practice it. On the day of his visit in May, Vance stands in the living room of Williams’ home and quickly assesses key factors: A two-story home.

The plan for now excludes the U.K., Turkey and the U.S., though officials in Brussels are planning fresh overtures at Britain in defense cooperation.

Over the past several years, Jieire Vance and Theron Rogers have taught thousands of new gun owners in Milwaukee, the majority of them women.