4. Absence without news for six years.
5. An attack on the life.
6. Life imprisonment.
7. Insanity of at least three years’ duration and pronounced incurable by physicians.
Royal Prerogative.—All the grounds for divorce by royal prerogative are not definitely determined. The following alone are specifically mentioned in the law:
1. Judicial condemnation to death or to civil death, even if a royal pardon is granted.
2. Judicial condemnation for a gross offence or an offence incurring temporary loss of civil rights.
3. Judicial condemnation to imprisonment for at least two years.
4. Proof of prodigality, inebriety or a violent disposition.
5. Opposition of feeling or thought between the husband and wife which passes over into aversion and hate, provided that a separation from bed and board has been granted on this ground and lasted for a year without a reconciliation taking place during the interval.