Separatism is evolving as the single most powerful political movement this century.

He pulled himself up to stand on the dock in one smooth, powerful movement.

Together with children, this can result in a powerful movement.

He swept the lady together by a powerful movement of his arms, and lifted her.

Certainly one reason is that many had a more ambitious goal over the last couple of decades: to build a powerful political movement.

"Tonight is one step in the fight to build a powerful progressive movement," he said.

It was the most powerful anti-smoking movement in the world during the 1930s and early 1940s.

But powerful movements in either direction also serve as a warning signal of potential economic problems ahead.

In several countries, powerful social movements have already opposed similar attempts.

This was not the building block of a powerful political movement.