Greek intelligence officials say the 37-year-old, who was arrested on Crete, may have been part of a broader network allegedly planning large-scale attacks across Europe

Authorities said the 37-year-old alleged Hamas cadre had links to suspects arrested in Cyprus and was under surveillance as authorities examined evidence of bomb-making activity and a possible plot targeting Israeli interests

European Union ministers agreed to designate the IRGC as a terrorist organization and targeted Iranian officials and entities with sanctions in response to violence against protesters and support for Russia

Washington says the strike, carried out with Nigerian coordination, killed multiple Islamic State militants in Sokoto state amid rising concern over militant violence and religious attacks in the country

According to the State Department, the European based cells have carried out bombings, shootings and other politically motivated attacks

Signs like sudden name changes, isolation, martial arts obsession, or strict ideology may indicate radicalization, according to the Greek police’s “Promachos” counterterrorism guidelines

The group has claimed responsibility for the bomb attack on Hellenic Train, where no one was injured. Greek authorities consider it an indication of the resurgence of domestic terrorism.

Details continue to emerge about the bombing, while questions over the lack of security at the offices perplex.

Authorities release photographs of objects recovered inside the demolished apartment, including what they say are handwritten bomb-making instructions

The Minister of Citizen Protection said, "We have finished with major organizations such as 'November 17'"

Other media reports cite fingerprint results pointing to a 36-year-old Piraeus man as the victim of the blast

One man was killed in the explosion while a woman was seriously injured during the explosion in the Ampelokipi district apartment

Two gunmen opened fire in the Jaffa neighborhood of southern Tel Aviv, killing seven and injuring a dozen more. The perpetrators were subsequently killed