Learn more about Germany, whose post-war recovery resulted in reunification. In the year after the opening of the Berlin Wall in November 1989, Western political and ecomic systems were introduced in the East, and two radically different societies began to merge. Germany was reunited on October 3, 1990, after decades of division.Germany's scenic beauty includes Alpine mountain regions, the famous Rhine and Danube rivers, and the Black Forest. Acid rain, from sulfur dioxide emissions, w threatens Germany's old-growth forests. National Geographic supports K-12 educators with ELA Common Core Resources.Visitwww.natgeoed.org/commoncorefor more information.