Repeat, pilgrim is dead,' the principal agent said over his radio.

This international context is equally important in considering, finally, who are the principal agents of political change.

Because you yourself have been the principal agent of the change.

Agents typically work under the direction of a principal agent or a case officer.

"Andrea, you have a new boss," the President told his principal agent.

Man is probably the principal agent at the present day in causing these shats to be without water.

Actually, we have two principal agents still active in Cairo.

"Try not to let the booze show," Jack remarked to his principal agent.

Stay close," he told his principal agent on the way out the back.

"You are and must be the principal agents of your own personal and national history," he said.