The succession was primarily between Brigham Young and Sidney Rigdon.
Jeff reviews his favorite quotes, legal trials, prophecies, and more.
Jeff explains criticisms of Joseph:
Short answer: yes.
Longer answer: watch the videos.
A recent summary of a few of the factors affecting the Church in 1844:
Starting with the first transition in August 1844 till today, the video discusses succession in the LDS Church.
This video wasn’t made yesterday, but the content is solid.
LDS Truth Claims: