The arrest of an Emmy award-winning comedy writer for social media posts about transgender people has reignited a UK row over freedom of speech, with one government minister saying Wednesday "we need to look at" the law.

Irish writer Graham Linehan, who co-created popular 1990s sitcom "Father Ted", says he was arrested by five armed police at London's Heathrow Airport on Monday over gender-critical social media posts.

Nigel Farage, an ally of US President Donald Trump whose Reform Party is leading in the UK polls, said he would raise the case, and others, when he gives evidence to Congress on Capitol Hill on Wednesday.

"The Graham Linehan case is yet another example of the war on freedom in the UK," he said ahead of giving evidence to the House Judiciary Committee.

"Free speech is unde

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