The Thirty-year War and the Peace Treaty of Westphalia; 三十年战争与《威斯特伐利亚和约》
Thesis that since the Thirty Years War in the "Peace of Westphalia" entered into after the rudiments of the nation-state "sovereign state" fully established. 论文中认为自三十年战争后的《威斯特伐利亚和约》订立后,民族国家的雏形主权国家完全确立。