Declared invalid by legal authority.

Canceled or revoked an agreement or contract.

Nullified a marriage or union officially.

Rescinded privileges, rights, or benefits formally.

Erased effects of previous actions legally.

**Declared invalid or void**: Officially rendered ineffective by authority.

**Cancelled or revoked**: Nullified, typically in a formal context.

**Dissolved legally**: Rescinded status of marriage or contract.

**Abolished formally**: Eliminated through legal procedures or decisions.

**Negated officially**: Counteracted, nullifying previous agreements/actions.