January 1, 1957 (Bingshen the twelfth lunar month, the first day), Saar was returned to Germany after the Second World War.

Saar region located in the Rhine left rock, stocked coal mines in the Saar Basin near an area of ​​1,000 square miles. The feuding over Germany and France.
after World War I, according to the Treaty of Versailles "hosted by the French for 15 years. Recovered by Germany in 1935, after a referendum. After the end of World War II, Saar included law occupied zone. France sought the Saar district out of the German economic and political, to the Saar district autonomy. Saar district through the Constitution on December 15, 1947, claiming political independence in the German economy, the establishment of a customs union with France, managed by the French mining.
1950 France Saar agreement, announced Saar from Germany to become autonomous regions under the control of France. With the West German government to improve relations with France, the two countries negotiated settlement of the Saar problem. Paris Agreement signed on October 23, 1954, provides that: Saar Europe condominium status, and enjoy all of democracy and freedom, the Saar people have the right to decide the future of the attribution. 1956 West Germany and France signed the the Saar Treaty provisions Saar in politics (1957), the economy (since 1959) and Ruxi De. (History cn)
in 1957, Saar returned to Germany, West Germany 10 states. The fall of 1959, the last batch of French economic concession rights also came to an end.