Switzerland is voting on whether to cap its population at 10 million. Here's what to know

A photo shows a poster depicting U.S. President Donald Trump, Russian President Vladimir Putin and Chinese President Xi Jinping and reading "Breaking with Europe now of all times? NO on the SVP-Chaos-Initiative" in Thayngen, northern Switzerland, on June 1, 2026. Sebastien Bozon | Afp | Getty Images Switzerland, a wealthy country that has historically embraced free movement and foreign investment, is about to vote on whether to cap its population — and restrict immigration measures to do so. …