But this still did not prevent a few states from moving their primaries in both 2008 and 2012 anyway.

She stepped out, and the two Army guards walked forward to prevent her from moving.

But such concerns don't prevent discussions from moving forward, at least.

Can one man prevent a whole world from moving forward to find the solutions to its problems?

Something seemed to be preventing him from moving any farther.

"Thinking the same old ways prevents you from going better and moving faster."

There are several obstacles that prevent new people from moving in.

He couldn't prevent himself from moving in again to claim her, anyway.

In response, he said, the company "tried to prevent us from moving forward with our resolutions."

But to do this successfully he had to prevent them from moving.