What was the purpose of the treaty of frankfurt? what were the terms of the treaty?

The Treaty of Frankfurt was signed in Frankfurt on May 10, 1871 ending the France and Prussian war. The treaty brought back Alsace and Lorraine back to Germany. The prisoners of war and trade were also brought back to their respective nations. It has also helped Germany, which had the capacity to excel on technological inventions and industry, to have a seat on European power politics. France also paid five billion francs as an insurance to the casualties and problems it had done during its reign.