Scale and speed of president’s moves have stunned observers of authoritarian regimes – is the US in democratic peril?Three hundred and sixty-five days after Donald Trump swore his oath of office and completed an extraordinary return to power, many historians, scholars and experts say his presidency has pushed American democracy to the brink – or beyond it.In the first year of Trump’s second term, the democratically elected US president has moved with startling speed to consolidate authority: dismantling federal agencies, purging the civil service, firing independent watchdogs, sidelining Congress, challenging judicial rulings, deploying federal force in blue cities, stifling dissent, persecuting political enemies, targetin