Why was it risky for Frederick Douglass to join forces with William Lloyd Garrison?

The position known as "disunionism," incited warmed discussion in the abolitionist community. It likewise achieved a split among Post and the got away from slave Frederick Douglass. For more than ten years Douglass was a partner and dear companion of Post. During those years Douglass protected the Garrisonian positions down the line. By the mid 1850s, in any case, Douglass, affected by Gerrit Smith, relinquished the position that the U.S. Constitution is pro-slavery. He likewise adjusted his perspective on Post's call to break down the Union.

Explanation:

By the last part of the 1830s, William Lloyd Post had built up his conviction that the U.S. Constitution was pro-slavery. Not long subsequently, Post showed up at what he accepted to be the intelligent conclusion of this conviction, in particular, that abolitionists should call for withdrawal of free states from the Union.

the answer should be arrogance & pride.