The former Ukip leader is scheduled to speak at an event in Dublin encouraging Ireland to leave the EU

A Fine Gael senator has asked Nigel Farage, one of the speakers at an anti-EU conference planned for Dublin, to explain what right he has to interfere in domestic Irish affairs.

Neale Richmond said he wanted pro-EU groups to target the Irexit conference and called on the organisers to explain who was funding the event.

The conference, called “Irexit: Freedom to Prosper”, will take place in the RDS on February 3 and is being organised by Mr Farage’s Europe of Freedom and Direct Democracy group in the European parliament.

“To book the RDS costs a lot of money, so who is paying for this? Also Nigel Farage has told the Irish government to stay out of the Brexit debate in the UK, which he has