Grounds for Divorce in Oklahoma:

1. Abandonment for 1 year

2. Adultery

3. Impotency

4. When the wife at the time of her marriage, was pregnant by another than her husband

5. Extreme cruelty

6. Fraudulent contract

7. Incompatibility

8. Habitual drunkenness

9. Gross neglect of duty

10. Imprisonment of the other party in a state or federal penal institution under sentence for the commission of a felony at the time the petition is filed

11. The procurement of a final divorce decree without this state by a husband or wife which does not in this state release the other party from the obligations of the marriage

12. Insanity for a period of 5 years