Attorney General Lord Hermer suggested the shadow justice secretary ‘carefully consider any further public comments’.

Liam Og O hAnnaidh was accused of displaying a flag in support of proscribed organisation Hezbollah.

The chief magistrate said the proceedings were instituted ‘unlawfully and are null’.

In the post, Kneecap said they were "sad to deliver" the news of the cancellations, as every show was sold out.

Liam Óg Ó hAnnaidh is accused of displaying a flag in support of proscribed terrorist organisation Hezbollah.

Liam Óg Ó hAnnaidh is due to appear at Westminster Magistrates’ Court on Wednesday charged with a terrorism offence.

The 27-year-old was charged by postal requisition over the alleged display of a Hezbollah flag at a gig at the O2 Forum in Kentish Town, north London, in November last year.

The group have been outspoken on the war in Gaza and before they emerged on stage a screen displayed the message ‘Free Palestine’.

The Irish rap trio are playing the festival on Friday evening in Brockwell Park.

A member of rap group Kneecap has been charged with a terror offence, the Metropolitan Police said.

DUP MP Sammy Wilson also described the rap trio as the ‘musical wing of Sinn Féin’.

The Irish-language film that depicts the rise of the Belfast rap trio landed six nominations at the Bafta film awards