First central bank of credit unions appeared in 1876. Credit unions began to appear rapidly in many European countries. Among the U.S. credit unions, there are three groups that differ in terms of assets, shareholders, and business services. International cooperation has been particularly felt since the days when Alphonse Desjardins began the activity on development of credit union movement in North America. Credit unions, like today's credit unions, emerged in the 19th century in Germany as a result of crop failure and famine. Credit Union - a non-profit financial institution specialized in mutual financial assistance by providing savings and credit services to their members.