What were some of the reasons why reconstruction ended when it did?

Reconstruction came to an end as there were too many southreners opposing of the reconstruction

With the compromise, the Republicans had quietly given up their fight for racial equality and blacks' rights in the south. In 1877, Hayes withdrew the last federal troops from the south, and the bayonet-backed Republican governments collapsed, thereby ending Reconstruction.

The second , larger puritan colony of massachusetts bay was conceived as a "city upon a hill". but it also struggled with internal turmoil like the salem witch trials and external conflicts like king philip's (metacom's) war.