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 Paris (1815) at accumulating interest for the benefit of the creditors. As soon as the inscription had been effected, Britain would restore the French colonies as agreed in the treaty of 1814, including the islands of Martinique and Guadeloupe, provisionally re-occupied by the British troops. The Swiss Confederation had been internationally recognised as an independent neutral state at the Peace of Westphalia in 1648. During the Napoleonic Wars it failed to remain neutral, as some cantons had been annexed into other states and, under French influence, the Act of Mediation was signed and the Swiss Confederation was replaced by the more centralised