Conversation so far:
What year did the presidential election begin with Sam Houston?
Victory in the Battle of San Jacinto made Sam Houston a hero to many Texans, and he won the 1836 Texas presidential election.
Who helped Sam Houston win the Presidential election of 1836?
Thomas Benton helped him in his military career and Governor McMinn helped Houston in his political career.

Question: Who was James Pinckney Henderson?
Self-contained rewrite: Who was James Pinckney Henderson?