Region
United States
57
California
3
Japan
3
West Virginia
3
Alaska
2
Canada
2
Foreign countries
2
Hungary
2
Massachusetts
2
Nevada
2
Southern States
2
Washington (D.C.)
2
Austria
1
Berkeley
1
Berkeley (Calif.)
1
Civil rights movements
1
Connecticut
1
États-Unis
1
France
1
Großbritannien
1
Illinois
1
India
1
Iraq
1
Japon
1
Mississippi
1
Monroe
1
Monroe (N.C.)
1
North Carolina
1
Poland
1
San Francisco
1
Texas
1
USA
1
Vermont
1
Vienna
1
Virginie-Occidentale
1
Wien
1
États-Unis
1