What he can do is take a stand, when the situation requires.

Our situation requires us all to do more than one job.

But we don't believe the situation requires such action right now.

I am going to do something about them, but this situation requires my full attention right now.

"I wouldn't have done so had the situation not required your immediate attention."

Moreover, he seemed to know exactly what the situation required.

Yes, I don't believe the situation requires further intervention on our part.

We had decided to keep conversation at a minimum, but the situation required a decision.

You will immediately take all such measures as the situation requires.

Others, however, say they believe the situation requires the government to become involved - if nothing else, to talk about solutions.