Some lawmakers have begun calling for Donald Trump to be removed from office after a controversial post he shared on Truth Social about Iran—but how would that actually happen?

Over the Easter weekend, Trump posted a message suggesting potential military action against Tehran’s infrastructure, using strong and aggressive language. The post quickly drew criticism and concern from several politicians.

In response, some lawmakers have suggested invoking the 25th Amendment to the United States Constitution, which outlines how a president can be removed from power if deemed unable to carry out their duties.

Among those raising this idea is Chris Murphy, who encouraged members of Trump’s cabinet to consult constitutional experts about the amendment. He described the situation as deeply troubling and urged immediate attention.

Similarly, Bernie Sanders criticized the post, calling it dangerous and raising concerns about leadership stability.

So what exactly is the 25th Amendment?

The amendment is divided into four sections:

Section 1: If a president dies, resigns, or is removed, the vice president—currently JD Vance—automatically takes over.
Section 2: If the vice presidency becomes vacant, the president can nominate a replacement, who must be confirmed by Congress.
Section 3: A president can temporarily transfer power to the vice president if they are unable to perform their duties.
Section 4: This is the most debated part—it allows for the removal of a president if they are deemed unfit to lead.

Invoking Section 4 is a complex process.

The vice president and a majority of the cabinet must first declare that the president is unable to fulfill their responsibilities. If that happens, the vice president immediately assumes power.

The president can then contest this decision by formally stating they are capable of continuing. At that point, the vice president and cabinet have four days to respond.

If the disagreement continues, Congress must vote within 21 days. A two-thirds majority in both the House and Senate is required to permanently remove the president. If that threshold isn’t met, the president resumes their role.

In short, while some lawmakers are calling for action, the process itself is legally demanding and requires significant agreement across multiple branches of government.