Kingdom of France Spain and the Holy Roman Empire during the Thirty Years' War (1618–48) which had broken out in Germany. After the death of both king and cardinal, the Peace of Westphalia (1648) secured universal acceptance of Germany's political and religious fragmentation, but the Regency of Anne of Austria and her minister Cardinal Mazarin experienced a civil uprising known as the Fronde (1648–1653) which expanded into a Franco-Spanish War (1653–59). The Treaty of the Pyrenees (1659) formalised France's seizure (1642) of the Spanish territory of Roussillon after the crushing of the ephemeral Catalan Republic and ushered a short period of peace. The
History of the Catholic Church in Germany for predominance in Europe. The war resulted in large areas of Germany being laid waste, a loss of approximately a third of its population, and in a general impoverishment. The war ended in 1648 with the Peace of Westphalia, signed in Münster and Osnabrück: Imperial territory was lost to France and Sweden and the Netherlands left the Holy Roman Empire after having de facto seceded 80 years earlier. The imperial power declined further as the states' rights were increased. "Aided by the personal charm of its young king Louis XIV, who had assumed the government in 1661, France appeared to