He hoped he'd hear back before his duty ended.

My duty ends when I have returned the lost letter to your husband.

Her duty, however, ended abruptly less than 15 hours later.

Their duties typically continue until Sunday evening, but may end earlier at the direction of the unit's commanding officer.

Some teachers hurry to the school's main office after their official duties end to call parents about students' behavior and academic progress.

That duty ended early in 1917, as the United States moved closer to war.

His daily duties did not end with the morning serenade.

However, our duties do not end with approving the annual report.

Our duties to social justice by no means end there.

This duty ended in January 1919 when she was scheduled for inactivation.