In the 1570s, after conquering other ethnic groups in the Balkans, the aggressive Ottoman Empire frantically provocated Romania and sent his 120000 troops to invade Moldova, forcing the Principality of Moldova to cede cities such as White Castle and Kiria. it was solemnly rejected by Archduke Stefan, the monarch of Moldova. In order to defend the motherland, persuade the upper class of the ruling class, crack down on the landlords who advocated surrender and execute traitors and traitors, Archduke Stefan mobilized the people of the whole country to wage a huge war against aggression, which finally defeated the Austrian army and won.