- Liberalism--Latin America--History--19th century--Congresses (2)
- Liberalism--Portugal--History--19th century--Congresses (2)
- Liberalism--Spain--History--19th century--Congresses (2)
- Press and politics--Latin America--History--19th century--Congresses (2)
- Press and politics--Portugal--History--19th century--Congresses (2)
- Press and politics--Spain--History--19th century--Congresses (2)
- Catholic Church--Spain--History--19th century--Congresses (1)
- Catholic Church--Spain--History--20th century--Congresses (1)
- Church and state--Spain--History--19th century--Congresses (1)
- Church and state--Spain--History--20th century--Congresses (1)
- Education--Social aspects--France--History--19th century-- Congresses (1)
- Education--Social aspects--France--History--20th century--Congresses (1)
- Education--Social aspects--Spain--History--19th century--Congresses (1)
- Education--Social aspects--Spain--History--20th century--Congresses (1)
- France--Social conditions--19th century--Congresses (1)
- France--Social conditions--20th century--Congresses (1)
- Nationalism--Spain--History--19th century--Congresses (1)
- Nationalism--Spain--History--20th century--Congresses (1)
- Power (Social sciences)--Spain--Congresses (1)
- Slavery--Latin America--History--19th century--Congresses (1)
- Slavery--Spain--Anti-slavery movements--History--19th century--Congresses (1)
- Slavery--Spain--History--19th century--Congresses (1)
- Social participation--Spain--Historiography--Congresses (1)
- Social participation--Spain--History--19th century--Congresses (1)
- Social participation--Spain--History--20th century--Congresses (1)
- Spain--Church history--Congresses (1)
- Spain--Colonies--America--History--19th century--Congresses (1)
- Spain--History--19th century--Congresses (1)
- Spain--History--20th century--Congresses (1)
- Spain--Politics and government--1886-1931--Congresses (1)
- Spain--Politics and government--19th century--Congresses (1)
- Spain--Politics and government--20th century--Congresses (1)
- Spain--Social conditions--1886-1939--Congresses (1)
- Spain--Social conditions--19th century--Congresses (1)
- Spain--Social conditions--20th century--Congresses (1)
- Spanish-American War, 1898--Congresses (1)