Conversation so far:
Who did Davy Crockett marry?
Davy Crockett arranged for a justice of the peace and took out a marriage license for Polly Finley on August 12, 1806.
Did Davy Crockett stay married to Polly Finley?
Davy Crockett and Polly Finley stayed married up until Finley's death.
Did Davy Crockett have any children with either of his wives?
Davy Crockett had children with Polly Finley and Elizabeth Patton, as well as helping raise children from Elizabeth's previous marriage.
Did Davy Crockett have children after John Crockett?
Yes Davy Crockett had many more children after John Crocket, such as William Finley Crockett.

Question: Why did he divorce his first wife?
Self-contained rewrite: Why did Davy Crockett divorce his first wife?