However the city itself is in many ways the true star of this very atmospheric work - invoked at various points during the opera.

The controversial law had been invoked during the impeachment trial of Johnson in 1868.

Each Djinni has its own special effect when invoked during combat.

The heat rule was first invoked during the quarterfinal round in 1997.

The character of the evil scientist was invoked during this period in the romantic tradition.

"Such measures are best invoked during a direct assault, when they are most effective."

Its guiding principle, which was invoked frequently during the weekend: Always perform at the top of your intelligence.

The dispatcher should be as fast as possible, since it is invoked during every process switch.

The government contends that the document policy was invoked during the fall as a code to destroy documents before investigators saw them.

Forgiveness in Birmingham would require a deep intellectual and emotional commitment, just as it has when invoked during other moments of great pain.