What does the O and K stand for in OK?

What does the O and K stand for in OK? During the presidential campaign, candidate Martin Van Buren was supported by a political club in his home town of Old Kinderhook originally called the “Oll Korrect” club. The name was later changed to “Old Kinderhook” and then shortened to “O.K.”.

During the presidential campaign, candidate Martin Van Buren was supported by a political club in his home town of Old Kinderhook originally called the “Oll Korrect” club. The name was later changed to “Old Kinderhook” and then shortened to “O.K.”.