John Calvin created the modern democracy. For example the US, the people get to vote for who they want for their leader and the person with the majority of the votes wins.
The way the rocks were formed. Earthquake wave data.
Answer: Love of country.
The Nationalism is a system characterized by the promotion of the interests of a particular nation, so there is a direct correlation between nationalism and the love for the country. The idea of Nationalism is prioritizing the security and culture of the country above anything else.