There are three major countries in the world:
Haifeng Kingdom (the powerful naval force is their absolute main force)
Volcano Country (a country located under a volcano, land and defense are their strengths, and their technology is very advanced)
Germany (the smallest country, but land warfare is not disadvantageous)
On June 1, 1999 in the Mastrian Calendar, the Volcano Country launched a coup, and the main militant Lev Crespo came to power. Under his leadership, Volcano Country's military capabilities improved rapidly, and a major breakthrough was achieved on July 5, 2001 in the Mastrian Calendar. In the same year, Lev Crespo, the main militant, showed his fangs and launched a full-scale war with the other two countries on December 31...
Intent: pure fiction without any bad tendencies