How did the election of 1876 result in a constitutional crisis

"Republican Congressional leaders met with Southern Democrats and brokered a “compromise” to ensure their acquiescence. The new Republican president would withdraw the last remaining Union troops from the South, providing for “home rule;” one Cabinet position would go to a Southerner; and the Congress would vote funds to help rebuild Southern infrastructure." Found this on your subject on yahoo answer hope this helps.

Ithink it's b . narratives cannot be changed by other historians later