Historically, credit unions were preceded by widespread development of credit cooperation in many countries of Europe and America. Most modern credit unions represent specialized consumer cooperatives of citizens associated by the principle of social community: place of work, place of residence, profession, or any other shared interest. Income received by the credit union shall be distributed among the shareholders or spent for the depreciation of services, that is, are the most effective means of meeting the needs of shareholders. Typically new members of the credit union become citizens having suretyship or recommendations from their friends - members of the credit union. Cooperation between credit unions, how they would not have been named, took place always, from the moment when the movement moved outside one credit union. All the members of the credit union, regardless of gender, ethnicity, religious and political beliefs, as well as the size of the monetary share have equal rights. National Credit Union Insurance Fund was created by Congress in 1970 to insure deposits of credit union members in the amount of 100 thousand dollars. The main activities of credit unions, aimed at the organization of mutual aid and social support of citizens is not intended to profit. In the UK, credit unions are a source of financing of people groups. This tool is not widely used. A credit union on its own initiative order is created by citizens (individuals) to solve their financial problems that they could not solve in other financial institutions.