Residents of a southeast Nigerian city are protesting government plans to relocate up to 50 captured Boko Haram members.
Mainul Islam, chief coordinator for Al Qaeda in the Indian Subcontinent in Bangladesh, is also among those arrested in Dhaka.
"We are planning to give Kenyan non-believers a true taste of Jihad in the next few days and weeks," a senior al-Shabab commander said.
Two Syrian women, and their husbands, were beheaded by the Islamic State group for practicing "witchcraft and sorcery."
The person behind the latest attack has reportedly targeted many Canadian municipal and police websites before.
The attacks come despite the presence of an active French counterterrorism force in the nation.
The Dalai Lama shared his thoughts about various global issues on the closing day of the Glastonbury music festival in the U.K.
A suicide plot was intended to strike an Armed Forces Day parade, targeting troops who had fought in Afghanistan and Iraq, a British newspaper reported.
Tunisia's tourism minister called Friday's attack in one of the country's most popular resorts for Europeans a "catastrophe" and authorities vowed to toughen security.
A bomb threat at the airport serving Paris came the day after the French government raised the national security alert level.
Department of Homeland Security Secretary Jeh Johnson urged law enforcement to "remain vigilant" as Independence Day approaches.
An affiliate of the Sunni Islamic State group claimed responsibility for the bombing, as it had done after recent attacks on two Shiite mosques in Saudi Arabia.
ISIS declared a new so-called state in the North Caucasus area, in its first northward expansion.
Technology companies should take measures to prevent extremist groups from using the Internet to spread their 'distorted ideology,' the U.N. says.
At least 42 people were shot dead by suspected Boko Haram gunmen in Nigeria's Borno state in fresh attacks this week.
Balkan states are attempting to track down Islamic State militants, but they can’t keep up with the number of people flowing into the region from Turkey.
“There are serious consequences when law enforcement officers betray the trust of their community," a federal law enforcement official said.
The two men were seized in the desert city of Timbuktu in November 2011, weeks before secular and Islamist rebels took over Mali's north.
ISIS has exploited social media, most notoriously Twitter, to spread its propaganda to draw in people prone to radicalization.
Nairobi's is aiming to choke off the flow of money to Islamists whose cross-border raids have hammered Kenya and its tourism industry.
The assault is the latest in a string of attacks carried out by the jihadist group al-Shabab, targeting the Western-backed government in Somalia.
Violence has spiraled in Afghanistan since the departure of most foreign forces at the end of last year.