SPP is a vital institution for the national security.

Thanks to her wisdom and foresight, this inheritance spawned two remarkably vital institutions.

At their best, presidential libraries are vital institutions that help us learn from our history.

Michael has set the standards by which we can, from now on, measure our growth as a vital American cultural institution.

In Phase Two, escalating attacks are launched against the government's military forces and vital institutions.

Rather, museum officials hope that the process of redesigning one of the world's most vital cultural institutions will itself be the lead performer.

The combatants seem to lack any sense that they are risking a loss of public confidence in vital public institutions.

To supporters, it is nothing more than accommodating a vital institution through a trade-off that was agreed upon years ago.

But how can this vital institution be saved?

Like all vital institutions, the Grateful Dead changes slowly but constantly.