Define Nationalism in 3 sentences

The belief that people should be loyal mainly to their nation, that is, to people with whom they share a culture and history rather than to a king or empire. Also, as a desire by a large group of people (such as people who share the same culture, history, language, etc.) to form a separate and independent nation of their own. Nationalism has the power to bring a country (collective of states) together, but can also cause separation/isolation/independence.

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the answer is )multiethnic

frederick william of brandenburg-prussia trained his son, frederick, to be a hardy soldier. but frederick disliked rifle shooting and horseback riding. unlike his father, he was interested in french literature. he enjoyed poetry and music and, like some others of the enlightenment, he scoffed at religion. his father thought him soft, frivolous and unmindful of his duties. and when frederick refused to put his signature on a right to succession, for a few moments his father strangled him.