As New Zealand's election campaign entered its final days, Australians absorbed news that 800 police had swooped on suspected jihadist sympathisers in Sydney and Queensland to foil an atrocity.

Australians will have to put up with inconvenience and tougher security for "some time to come" as the world tackles terrorism, Prime Minister Tony Abbott has warned.

Controversial senator equates sharia law with acts of terrorism in a much-criticised television interview.

A lockdown of the ministerial wing of Parliament House has been ordered in Canberra following intelligence concerns the building may be a terrorist target.

Australians woke today with a sobering realisation of how close we came to one or more of our own, on our soil, being abducted, tortured and beheaded.

Security at Australia's Parliament is being ramped up amid reports of a planned terrorist attack, just a day after a beheading plot was thwarted by police raids.

Sydney man arrested in Australia's largest counterterrorism operation allegedly conspired with Australia's most senior Islamist militant to kill random passerby.

Few experts disagree with David Cameron and Barack Obama's assertion that by paying ransoms Western governments end up bankrolling the very terrorism groups they seek to combat.

The Prince of Wales has written an impassioned letter to Christians in Iraq speaking of his "heartbreak" at their suffering at the hands of Jihadists.

An Iraqi soldier survived a mass execution carried out by Islamic State militants (Isis) by dropping to the floor and pretending to be dead.

A Briton will be the next hostage murdered by Islamist terrorists, the British extremist known as "Jihadi John" threatened in a beheading video released yesterday.

Britain faces the "greatest and deepest" terror threat in the country's history, Prime Minister David Cameron warned yesterday as he pledged emergency measures to tackle extremists.

Obama undeterred as air strikes continue even though jihadists say they will execute more US journalists

David Cameron has said that it is "increasingly likely" that a British jihadist beheaded American journalist James Foley

Twin sisters have fled their UK home in the middle of the night and flown to Istanbul to join ISIS fighters in Syria, it's feared.

United States authorities fear a new threat to planes from terrorists with explosives that evade detection and have tightened security.

A UK woman dubbed the "Angel of Woolwich" for confronting the killers of soldier Lee Rigby has been detained under the Mental Health Act.

The Islamic State of Iraq and al-Sham (Isis) has declared the areas it occupies in Iraq and Syria as a new Islamic state.

Australia is working on tough measures to keep Islamic militants out of the country including the possible stripping of citizenship from nationals who fight with extremists in the Middle East.

Islamists leading the jihadist advance in Iraq are using the World Cup to seek recruits and spread their propaganda via social media, according to reports.

With evil geniuses what you see is just the first instalment of what you're going to get.

The Isis fighters advancing across Iraq are also plotting British attacks, Prime Minister David Cameron said yesterday.

Tony Blair said Britain needed to take action in Iraq and Syria to stop a 'total disaster' that could see jihadist fighters returning to strike in their own country.

Iranian President Hassan Rouhani has said that the country is ready to assist Iraq in its battle against extremist Sunni Islamists.

Sergeant Bowe Bergdahl, the US soldier held captive by the Taliban for almost five years, isn't emotionally prepared to reunite with his family.

The families of those killed in the September 11 terrorist attacks have expressed dismay at tacky souvenirs on sale at the newly opened Ground Zero memorial museum.