a wind of change
An event or series of events that signals or precipitates large and important changes. After years of deadlock between the two nations, there seems to be a wind of change in the air, as delegates from both countries confirmed they are meeting to discuss a possible peace treaty. The pharmaceutical industry is seeing a wind of change this year as new laws seek to dismantle their long-despised ability to raise prices for life-saving drugs at their own discretion.
a wind/the winds of ˈchange
an event or a series of events that has started to happen and will cause important changes or results: There’s a wind of change in the attitude of voters.Winds of change were sweeping over the country.The British Prime Minister Harold Macmillan used this phrase in a speech he made in 1960.