We studied U.S. foreign policy in/during the Reagan 'Administration'. [=during the time when Reagan was President]
The editorial criticizes the college's 'administration' for not taking a stand on the issue.
He works in hospital 'administration'. [=his work involves management of a hospital]
(..) proudest moment of my life when I signed that ' Act. Proudest moment of my life, I tell you. Now civil rights is a priority - of this administration as you know. - Thank you. We're gonna face the challenge, or this country is storing up a heap of trouble for itself. Now, seeing as I can't convince you to work with my administration in an official capacity inside the White House, I feel damn fortunate to have someone as statesmanlike as you leading the movement. (..)2014 Selma