The bizarre story of two US women who came to Ireland on a terror mission has been brought to screen by an Irish director, writes Esther McCarthy.

Lisa Smith has had her period of detention extended to a third day.

Foreign terrorist fighters have travelled from Ireland to North Africa, the EU police agency says.

The Taoiseach Leo Varadkar will join world leaders in Paris to discuss how to tackle the organisation and promotion of terrorism via online platforms.

The re-emergence of fugitive Islamic State leader Abu Bakr al-Baghdadi for the first time in five years, is not an occasion for celebration.

An Australian senator has been censured by his colleagues for seeking to blame the victims of last month's mosque shootings and vilify Muslims.

A new student group is organising an event at Dublin’s Spire this Saturday to highlight Islamophobia and far-right extremism in the wake of the terror attacks in New Zealand.

A man accused of sharing video of the mosque attacks in New Zealand has been remanded in custody.

The deadly attack on two mosques in Christchurch, New Zealand, in which 50 people were killed and many others critically injured, was streamed live on Facebook by the man accused of carrying it out, writes Bertie Vidgen.

When lives are tragically cut short, it is generally easier to explain the “how” than the “why”, writes Greg Barton.

The vast dystopian caliphate created by Islamic State is over, but among the moral challenges it leaves for Western governments is the quandary of what, if anything, to do with those of its citizens who travelled to Syria and Iraq as jihadi brides and so-called IS fighters — so-called because these young men were not fighters in the normal military sense of the word; they were terrorists, participating zealously in a regime of unrestrained cruelty.

Garda Commissioner Drew Harris has requested a business case for increased staffing at specialist crime bureaus, including a unit tasked with combating the financing of terrorism.

Ireland is ranked nine out of 31 European countries in an international 'index' assessing the impact of terrorism on countries.

The legal system in Ireland, north and south, is operating a “permanent emergency” and people don’t even notice anymore that exceptional powers have become the norm, according to the UN’s counter-terrorism expert.

Three men allegedly inspired by the Islamic State group have been charged with planning a mass-casualty attack in Melbourne, Australia, police said.

Military and police commanders from 17 countries gathered for a course led by the Irish Defence Forces in how to respond to terrorist attacks.