The political systems of these states rested largely on a sacred monarchy with a strong court bureaucracy.

A strong two-party system cannot rest upon denying the ability of independents to hold the major parties accountable.

In turn, the financial system rested upon assessments of risk.

This system in turn rests on and reflects the domination (or hegemony) of particular nations.

But his crystalline "nervous system" rested on a very hard transparent substance.

It's inevitable because the ignorance on which an insurance-based system necessarily rests is slowly disappearing.

More important, the whole system rests on an honor code.

The alert system has always rested on a precarious balance.

This system rests on the pillars of religion, reason, and loving kindness.

J. Ayer once observed that no moral system can rest solely on authority.