Barack and Michelle Obama have been married for 31 years. Here's a timeline of their relationship.

• Barack and Michelle Obama met at a Chicago law firm where she was assigned to mentor him.
• They wed in 1992, have two children, and spent eight years in the White House.
• Michelle has been candid about rough patches during their 31-year marriage.

Barack and Michelle Obama celebrated 31 years of marriage in October.

The couple met in 1989 when Michelle was assigned to mentor Barack at a Chicago law firm. They wed in 1992.

Here's a timeline of the former first couple's relationship.