Following protests against Donald Trump’s decision to deploy Immigration and Customs Enforcement and National Guard forces to Chicago, Trump has stirred controversy with a provocative post on his social media platform. He wrote:
“Kabul 24: ‘Chicago will soon understand why they call the Department of Defense the War Department. I love the smell of deportation in the morning.'”The poster accompanying Trump’s post, reminiscent of the Apocalypse Now movie poster, reads “Chicagocalypse” (a blend of Chicago and apocalypse).This sparked an immediate wave of reactions in Illinois.
Governor J.B. Pritzker called Trump a “dictator wannabe” and warned that a president cannot use warlike rhetoric against his own people. Chicago’s mayor ordered the police not to cooperate with federal forces.
Civic groups and immigrant associations took to the streets, turning traditional festivals and parades into political protests.The key question here is: To what extent can the U.S. president deploy the military in domestic state affairs? The Posse Comitatus Act of 1878 explicitly prohibits federal military involvement in domestic law enforcement.
The only exception is the Insurrection Act of 1807, which allows the president to deploy federal forces in extreme crises, even without a governor’s consent. However, this law has been used sparingly in U.S. history and remains highly controversial. Thus, Trump’s statements seem less like a feasible legal action and more like a display of political power aimed at pressuring a Democrat-leaning city.
Previously, Trump also proposed renaming the Department of Defense the “War Department.” Such a change would require Congressional approval and carries largely symbolic weight.
Nonetheless, its political message is clear: an emphasis on returning to the language of war, even in domestic matters.
This cannot be viewed in isolation from America’s cultural landscape. Last year, the streaming platform Prime Video released the series Civil War, depicting a new internal conflict in the United States.
The series’ widespread popularity revealed a deep-seated fear among Americans and cultural elites of societal division and potential civil conflict. Now, when the U.S. president uses “War Department” rhetoric against a domestic city, the line between cinematic fiction and political reality begins to blur in the public’s mind.Most analysts agree that this marks an unprecedented shift in the U.S. presidency, as the president now employs warlike language not only against foreign adversaries but also against his own citizens.
This development challenges the foundations of the American republic, which rests on the separation of powers and state autonomy.
Chicago has become a testing ground: a test for America’s legal institutions and the resilience of its democracy in curbing the growing tendency to use warlike rhetoric in domestic politics.
The critical question remains: How long can Trump’s America maintain the boundary between politics and war before the nightmares of television dramas become a reality in American society?


