The American Committee for the Defense of British Homes
From Conservapedia

Second Amendment-supporting American citizens gifted their firearms to gun free zone-gun control supporting British citizens during World War II via The American Committee for the Defense of British Homes
The American Committee for the Defense of British Homes was a World War II American civilian patriot volunteer charity program based in New York City where armed Second Amendment-supporting American citizens donated some or all of their home security firearms such as rifles, shotguns, and pistols to give to the gun free zone-gun control supporting unarmed British citizens.[1]