Washington is sending up to 250 troops to prepare for a possible American evacuation.

Still, there was unease as Western nations continued to make preparations for possible evacuations of their citizens.

Some leading members of his Likud Party have not announced whether they will support a possible evacuation.

Pentagon officials said they were conducting contingency planning for possible evacuation of embassy personnel and other Americans.

That may provide the tiniest hint of a nuance about a possible evacuation, on terms.

The study will discuss emergency procedures for possible evacuation, quarantine, and medical treatment should such a release occur.

Thousands of people around Denver were warned of a possible evacuation.

Residents of 19 eastern provinces "are advised to prepare for possible evacuation."

The only hope, and it seemed a slim one, was possible evacuation by sea from Dunkirk.

The aim was "to provide the security necessary for a possible evacuation of the French nationals," the statement said.