I recently posted an essay about the importance of identities for politics and conflicts in our globalized world. One of the five identities was ideology. People subscribe to various ideologies and not all of them are represented in the government. Another problem is that the opinions of individuals are not somehow measurable and often don't fit into any classical ideological terms.
This map therefore shows the official state ideology. For democracies, this often is (classical!) liberalism (as in, freedom of speech and other ideas of classical liberalism are guaranteed in the constitution) or other moderate ideologies (conservatism, social democracy).
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