King Friedrich Wilhelm III was the King of Prussia from 1797 until his death in 1840. He was born on October 3, 1770, and is known for his conservative policies and efforts to modernize the Prussian state. His reign saw significant events, including the Napoleonic Wars, which greatly impacted Prussia and Europe. During his rule, Friedrich Wilhelm III implemented various reforms in the military and education systems. He also played a crucial role in the formation of the German Confederation after the Congress of Vienna in 1815, which aimed to maintain stability in the region following the upheaval of the Napoleonic era.