When was the Arrival of Gustavus Adolphus?

Gustavus Adolphus, the King of Sweden, arrived in Germany in 1630 during the Thirty Years' War. His arrival marked a significant turning point in the conflict, as he brought with him a well-trained army and innovative military tactics. Gustavus Adolphus aimed to support the Protestant cause and curb Habsburg power in Europe. His involvement ultimately reshaped the war's dynamics and had lasting impacts on European politics.