Ruling is biggest blow yet to Trump’s tariffs; critics slam move against vice-president as ‘act of revenge’. Key US politics stories from Friday 29 August at a glance

The case is widely is expected to be appealed to the U.S. Supreme Court.

The appeals court stayed its ruling until Oct. 14, giving the Trump administration time to ask the Supreme Court to hear the case.

The tariffs can remain in place until mid-October to allow the Trump administration time to request the Supreme Court take up the case.

The 7-4 ruling won't take effect until Oct. 14, as the court sought to give the Trump administration time to appeal to the Supreme Court.

US supreme court will now have to rule on issue of whether president overstepped authority in upending trade policy

Ruling is biggest blow yet to Trump’s tariffs; critics slam move against vice-president as ‘act of revenge’. Key US politics stories from Friday 29 August at a glance

A US appeals court has ruled that most of Trump’s tariffs are illegal - so what happens now?

A federal appeals court said the president overstepped his authority when he imposed sweeping import duties

If the Supreme Court upholds the ruling, President Donald Trump would lose some, but not all, of his broad tariff powers.

It is unclear exactly where the case goes from here as Washington faces potential refunds and diplomatic fallout.