Hannah Arendt observed that the right to have rights — the right to belong to a political community — is the foundation upon which all other rights rest. Without citizenship, there is no standing to claim anything else. The case before the Supreme Court this week, Trump v. Barbara, is about exactly that foundation, and as this paper reported Wednesday, the justices appeared deeply unconvinced that a president can remove it by executive order.

Two days after oral arguments, the picture has clarified. SCOTUSblog's post-argument analysis concluded the Court "appears likely to side against Trump," based on the skeptical questioning from both liberal and conservative justices. [1] The ACLU, which represents the respondents, described the arguments as a "landmark moment" in the defense of the 14th Amendment. [2] Ed Week's legal analysis noted that the Court "seems poised to reject" the executive order, citing the justices' repeated return to the text of the amendment itself. [3]

The paradox is worth stating plainly. The president of the United States launched a war against Iran on February 28 without a formal declaration from Congress and without authorization under the War Powers Act. Thirty-five days later, that war continues, with bipartisan acquiescence from a legislature that has held hearings but taken no binding vote. The executive power to wage war — the most consequential power a government possesses — has been exercised without meaningful constitutional constraint.

Yet the same executive power, applied to a different domain, has hit a wall. The 14th Amendment says: "All persons born or naturalized in the United States, and subject to the jurisdiction thereof, are citizens of the United States." Trump's January 2025 executive order directed federal agencies to deny citizenship to children born on US soil to undocumented parents. Every lower court blocked it. The Supreme Court took the case. And on Tuesday, the justices made clear — through their questions, their tone, their visible impatience with the Solicitor General's textual arguments — that the Constitution means what it says. [4]

The contrast is not incidental. It is the central fact of American governance in April 2026. The Constitution's war powers clause has been hollowed out over decades of congressional abdication, to the point where a president can bomb a sovereign nation for five weeks on his own authority. The Constitution's citizenship clause, by contrast, has been reinforced by 128 years of precedent since Wong Kim Ark, and the Court appears unwilling to let an executive order override it.

This is not a story about Trump losing a legal case. It is a story about which parts of the Constitution still function as constraints and which have become decorative. The war powers clause was designed to prevent exactly what is happening in Iran. It has failed. The citizenship clause was designed to prevent exactly what Trump attempted in his executive order. It appears to be working. The difference is not in the text — both clauses are clear. The difference is in the institutions. Congress chose not to enforce its war powers. The Court, it seems, will enforce the 14th Amendment.

Trump's decision to attend the oral arguments in person — the first sitting president to do so — was widely interpreted as an attempt at intimidation. [5] Craig Caplan of C-SPAN noted it as a historical first. Ruth Ben Ghiat, the historian of authoritarianism, called it an "intimidation tactic to remind judges of the costs of defying him." [5] If intimidation was the purpose, the questions that followed suggest it did not succeed. Barrett asked about the impossibility of determining paternity at birth. Gorsuch pressed the Solicitor General on original public meaning. Roberts asked whether the executive order was "an end-run around the amendment process." [4]

A ruling is expected by late June. If the Court strikes down the order — as Tuesday's arguments strongly suggest it will — it will be Trump's most significant domestic legal defeat during the war. The timing matters. A president whose foreign policy operates beyond constitutional constraint will have been told, by the institution designed to interpret the Constitution, that domestic policy cannot.

The philosophical weight of this distinction deserves attention. Arendt wrote about statelessness — the condition of belonging to no political community — as the precondition for total vulnerability. The children whose citizenship Trump sought to deny would not have been stateless in the technical sense; they would have been born on American soil to parents who are physically present. But they would have been stripped of the automatic belonging that the 14th Amendment guarantees. The Court appears to understand that this is not a policy question. It is a question about who counts as a person under the law.

The war will eventually end. The question of who is born an American citizen will outlast it by centuries.

-- ANNA WEBER, Berlin