swing of public opinion

Non-interventionism at war's outset, swings of public opinion, industrial production favoring the Allies.

Astroturfing might not be "working" in the sense of a massive swing of public opinion, but if it causes people to doubt things that are true, then its doing its job.

Yet when he last ran for president, Mr. Gore was known, fairly or unfairly, as the very symbol of the poll-driven candidate and was regularly portrayed as reinventing himself with every swing of public opinion.

"But at the end of the day the commander in chief is going to make the decisions, and at the end of the day he's going to defer to commanders on the ground - not the swings of public opinion."