Region
Spain
11
Colombia
8
Cuba
6
Peru
6
Argentina
3
Central America (Federal Republic : 1823-1840)
3
European Union countries
2
Guatemala
2
México
2
Nicaragua
2
Panamá
2
Perú
2
Uruguay
2
Autonomous communities
1
Chile
1
Constitutional history
1
Constitutional law
1
Ecuador
1
El Salvador
1
Honduras
1
Latin America
1
País Vasco
1
País Vasco (Spain)
1
Paraguay
1
Philippines
1
Puerto Rico
1
United States
1