But tactics adopted by them are similar to terrorism!!!
Presenting some of the best photographs from around the world in the last 48 hours.
The next big destination for IS in South Asia could be India. In India, the SIMI-IM network can provide the logistics for an IS staging area, says Brigadier S K Chatterji (retd).
Hamza bin Laden promised to continue the global militant group's fight against the United States.
An Al Qaeda splinter group seized control of Mosul, the second biggest city in Iraq, on Tuesday, putting security forces to flight in a spectacular show of strength against the Shi'ite-led Baghdad government. On Wednesday, the Islamist insurgents seized the city of Tikrit, their second major gain after capturing Mosul on Tuesday. Tikrit, the hometown of former leader Saddam Hussein, lies just 150km north of the capital Baghdad, BBC reported.
With 80 percent of US casualties in Afghanistan caused by roadside bombs planted by Taliban and Al Qaeda militants, the Pentagon is creating a department-wide task force to find ways to counter the menace.
His visit to Iraq comes less than a week after a US air strike killed Abu Musab al-Zarqawi, the leader of the al Qaeda in Iraq.
Experts tell Rediff.com's Vicky Nanjappa about the impact of the 'Islamic state' on the terror world.
There is not much that the world knows about the man who is capturing one Iraqi city after another. And that's what makes Abu Bakr Al-Baghdadi both mysterious and dangerous.
'We cannot give in to those who would divide us. We cannot react in ways that erode the fabric of our society,' he said.
The second-in-command of the dreaded Islamic State militant group has been killed in a United States air strike in northern Iraq, the White House has said.
'Of all of the branches and networks of ISIS, ISIS-K is certainly one of those of most concern.'
As far as India is concerned, the danger is the potential of the IS to create mischief rather than its actual capability as of now, says Rajiv Kumar
The Sunday Times, London, quoted eye-witnesses as saying that US troops beat him to death.
'But unlike Bond who killed an individual, Israel is killing a nation.'
'The bigger challenge and dilemma for Pakistan would be if the US and Saudi Arabia go full throttle against Iran and enforce regime change in Tehran.' 'That would be bad news for Pakistan, especially with the current instability in Balochistan,' notes Brigadier Narender Kumar (retd).
The United States has issued a global travel advisory for its citizens alerting them of possible risks due to increased terror threats from the dreaded Islamic State and other terror groups in the aftermath of the attacks in Paris and Mali.
'Growing stream of itinerant Muslim militants headed for Iraq'
Hours before Washington is set to release an assessment of war in Afghanistan, topmost United States military commander has expressed "impatience" with Islamabad over its failure to clear terrorists from havens on the border with Afghanistan.
Two Iraqi citizens have been charged in the United States with conspiracy to provide material support to Al Qaeda in Iraq and plotting to carry out terrorist attacks on US troops in their home country.
Michael Knights, a Boston-based Lafer Fellow of The Washington Institute who specialised in the military and security affairs of Iraq, Iran, and the Persian Gulf, spoke to Rediff.com's Vicky Nanjappa about power of the ISIS and the reasons behind its growth
Says it will go after the Iraq president in case of a war.
India has a sizeable population of Sunni Muslims, and the Intelligence Bureau fears more young men will be drawn to the ISIS.
South Africa may fall victim to a terrorist attack during the World Cup it is hosting in less than two weeks, according to a report in the Sunday Times, quoting an investigative group and other sources.
As the United States leads a sustained campaign against the dreaded terror outfit Islamic State, Prime Minister Narendra Modi on Saturday said success against global terror is within reach if countries adopt a common strategy.
'New Delhi needs to work out its long-term option with clarity, objectivity and decisiveness in view of the extremely hostile 14,000 kilometres of borders. The other critical element is the substantial Islamic population in India that certain external forces want radicalised to create civil strife. Honestly speaking, given the internal and external security imperatives, non-governance is not an option for New Delhi.'
Through its early days to the 1980s, Pakistan sought to expand its sphere of Islamic influence through Afghanistan to Central Asia and got Pakistani citizens recruited in the Afghan government institutions in the 1990s when the Taliban were power. Now, it is looking eastward through India to Bangladesh and Myanmar to establish an imaginary caliphate.
A chemical weapons expert has been killed in a US-led air strike in northern Iraq.
In a bid to lure wannabe jihadists, the Islamic State has come out with a bizarre 'holiday brochure' online offering travellers swimming, sunshine and beekeeping in war-torn Iraq.
Intelligence reports submitted to the interior ministry say that jihadi elements, including the al-Qaeda, are planning abductions of senior officials and top leader to seek the release of detained militants.
'Washington is confident the Saudi-born militant will be killed or captured within a year,' says The Guardian.
They are the first to be declared terrorists under the new anti-law, a home ministry official said.
He calls the truce offer part of a game.
Dreaded Islamic State of Iraq and Syria is trying to expand its influence in Pakistan, with pamphlets being distributed in Peshawar and border provinces of Afghanistan, seeking support for jihad.
There are unconfirmed rumors from multiple sources in the Middle East that the al-Qaeda frontman was killed in a raid by US forces in Mosul, it said. However, the report cannot be verified until the intelligence firm gets other evidence.
President Barack Obama has said the United States and its allies are not at war with Islam but with people who have perverted the religion, asserting that groups like the Islamic State and Al Qaeda are desperate for legitimacy by portraying themselves as holy warriors in the defence of religion.
The US president said America's foreign policy must be focused on the threat from IS and Al Qaeda.
'There has been communication between bin Laden and Zarqawi within the past two months, during which bin Laden suggested to Zarqawi to involve himself in attacks in the United States,' a US counter-terrorism official said.
The European Commission, the high-profile building that houses several thousand officials of the 28-nation European Union, was among the targets of ISIS linked militants returning from Syria, according to media reports.