For years, Western streets and campuses have echoed with the slogan “Free Palestine.” To many supporters, it sounds like a simple call for justice. But in reality, much of the modern global movement behind that slogan has been inseparable from the geopolitical project of the Islamic Republic of Iran and the militant proxies it finances.

Organizations like Hamas and Hezbollah are not merely local actors in a territorial dispute. They are central pillars of Iran’s regional strategy, funded, armed, and directed by Tehran as part of its long campaign against Israel and Western influence in the Middle East.

For decades, the regime in Iran has invested billions of dollars in what might be called the ideological infrastructure of the conflict: propaganda, political movements, and networks of activists across the globe. When demonstrators chant slogans in Western capitals that mirror the language of these groups, it is not accidental. It reflects a political ecosystem that Iran has carefully cultivated.

If Iran’s regional axis weakens—or even collapses—the consequences may extend far beyond the battlefield. The global protest infrastructure that has sustained the “Free Palestine” movement may lose the financial, political, and ideological oxygen that has kept it alive. Without Tehran’s patronage, the movement could shrink rapidly.

But another question confronts Western democracies, particularly the United States: how should open societies respond when activism turns into the glorification of violence?

The United States has long prided itself on its robust commitment to free speech under the First Amendment. Yet even in America, free speech has never meant that every form of expression is welcome in every context, nor that the country must grant entry to foreign nationals who promote violence.

Consider the recent decision to deny entry to a British band after members chanted “Death to the IDF” during performances. Whatever one’s views of Israeli policy, chanting for the death of........

© The Times of Israel (Blogs)