Answer:
The 1876 elections which held in the middle of the economic depression in United States and then it will be continuing the sectional animosity, particularly in the Southern part, where the opposition to federal occupation and the reconstruction has been grown.
The Concession of 1877 was an easy-going agreement between southern Democrats and associates of the Republican Rutherford Hayes to settle results of the 1876 presidential poll and remarkable at the end of the Reconstruction era.