Franco-Prussian War (1870-1871): Germany won the Franco-Prussian War, defeating France and unifying Germany into a single nation. The war resulted in the French loss of Alsace-Lorraine to Germany and the establishment of the German Empire.
World War I (1914-1918): World War I ended in a stalemate, with neither France nor Germany achieving a clear victory. The war resulted in significant territorial changes, including the return of Alsace-Lorraine to France and the loss of several German territories.
World War II (1939-1945): The Allies, including France and the United States, won World War II against Germany. The war resulted in the defeat of Nazi Germany and the liberation of France from German occupation.