European Union law fair dealing through their business. In 1517, the Protestant Reformation triggered a hundred years of crisis and instability. Martin Luther nailed a list of demands to the church door of Wittenberg, King Henry VIII declared a unilateral split from Rome with the Act of Supremacy 1534, and conflicts flared across the Holy Roman Empire until the Peace of Augsburg 1555 guaranteed each principality the right to its chosen religion ("cuius regio, eius religio"). This unstable settlement unravelled in the Thirty Years' War (1618–1648), killing around a quarter of the population in central Europe. The Treaty of Westphalia 1648, which brought
Treaty of Mutual Cooperation and Security Between the United States and Japan To support that requirement, it provided for the continued presence of US military bases in Japan. The treaty also included general provisions on the further development of international cooperation and on improved future economic cooperation. The treaty has lasted longer than any other alliance between two great powers since the 1648 Peace of Westphalia. The treaty had a minimum term of 10 years. However, it provided that it would remain in force permanently unless one party gives one year's notice that it wishes to terminate it. The earlier Security Treaty of 1951 provided the initial basis for the Japan's security