At the very least, he can weaken the banks' position by declaring Venezuela's proposal a valid basis of negotiation.

The only valid basis for jihad through arms is to end oppression when all other measures have failed.

We're saying that even if everything in the complaint is true, you still can't win because there isn't a valid basis to their claim.

"If we're going to revisit the current flight-time rules, it ought to be done on a valid scientific basis."

The court ruled that speculation was not a valid basis for a claim of takings.

Consequently, this allegation also fails to state a valid basis of protest.

Another guideline might seem to be superstition but has a valid technical basis.

I acknowledge, therefore, that the Commission' s initiative has a valid basis.

There would then at least be an internationally valid legislative basis.

Under Texas law, a mechanic's lien must have a valid basis.