Conversation so far:
Why did Andrew Johnson move to TN?
CANNOTANSWER.
What did he do in Tennessee?
He then worked as a tailor in Columbia, Tennessee.
Did he stay at the job long?
In Greeneville, Johnson established a successful tailoring business in the front of his home.
Did he do anything during his time in Tennessee?
In 1827, at the age of 18, he married 16-year-old Eliza McCardle, the daughter of a local shoemaker.

Question: Did they have children?
Self-contained rewrite: Did Andrew Johnson and Eliza McCardle have children?