It was called Commitment of 1877 to an informal pact reached in the United States in the year 1877 after the disputed presidential elections of the previous year between the republican Rutherford B. Hayes and the democrat Samuel J. Tilden. According to the "commitment", and after several controversies among the polling stations on the results of the elections, it was agreed to grant the presidency to Hayes, in exchange for his regime accepting certain demands of the Democratic Party led by Tilden.