nationalism

A more extreme form of patriotism; the idea of a more extreme support for one's country, people or culture.

Communists, socialists, and Islamists are against nationalism.

Perhaps the explanation of the Chinese situation most generally accepted by historians is nationalism, a phenomenon which has always occurred when a people of distinctive cultural characteristics becomes aware of foreign domination. Napoleonic domination in Italy and Germany a century ago created nationalism there, as did Turkish domination in the Balkans and the Arab countries.

Support for the creation of a sovereign nation (which does not currently exist).

Basque nationalism

Kurdish nationalism

Support for the union of Northern Ireland and the Republic of Ireland.