History’s path is never linear. But its turns can be very sharp.

It is rare to be able to identify the moment when we can say “this is the point at which everything changed”.

So have we reached the point where we can say the United States is in a constitutional crisis? Has American democracy failed? Has the US descended into authoritarianism?

If the answers to those questions weren’t clear already, they are now.

Yes. It is happening. Right now.

Not because of one incident, but a series of moments and choices, events within familiar historical structures, that are pushing the US over the edge.

The assassination of Charlie Kirk, and the choices made by the administration in its aftermath, is one such moment. It was immediately clear the Trump administration would use Kirk’s murder as a pretext for accelerating its authoritarian project, weaponising it to destroy opponents, both real and imagined.

In a video address from the Oval Office, Trump blamed the “radical left” and promised a crackdown on “organisations” that “contributed” to the crime. His vice president, JD Vance, hosted Kirk’s podcast, effectively making it a tool of state-sponsored media.

On that show, White House Deputy Chief of........

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