As he puts it, "performative speech can never be the unilateral act of a single individual" (p.5).

This unilateral act was reversed by Germany's defeat in 1945.

A declaration of independent Palestinian statehood is such a unilateral act.

The election to cancel is a unilateral juristic act; it does not require a court order.

The exercise of the option is a unilateral act.

"A declaration of independent Palestinian statehood or government in exile would be such a unilateral act," he said.

How could the system be protected against a unilateral act of nuclear warfare by a crew member?

Ireland (1949) - ended dominion status by unilateral legislative act on 18 April.

To begin with both sides must immediately refrain from any unilateral act that may cause the conflict to escalate further.

You know full well, however, that this letter is a unilateral act, not part of the agreement.