The newspaper is seeking an apology as Trump's claim the paper leaked information becomes his latest attack on the press.
German security services say more than 900 German nationals have left the country to fight for ISIS.
Some will regard Trump’s outlandish accusations as further attempts by the president to smear the publication.
A new report details the close links between ISIS's leadership and the militants who overran Marawi in May.
Abu Walaa is believed to be linked to the attacker who plowed a truck into a Berlin Christmas market in December.
Canadian nationals were reportedly among those who joined the militant group in Iraq.
The 21-year-old also wanted to commit an attack for what he called the "Islamic State of North Carolina."
Iraqi security forces discovered 16-year-old Linda W. from Saxony among five German ISIS members.
The deployment of women for suicide attacks shows not only the end of ISIS's "gender binary," but its state project.
The president's campaign against ISIS is killing 12 civilians a day, new investigation shows.
The report said civilians were subjected to "relentless and unlawful attacks" by the coalition during the Mosul military operation.
Five Kalashnikovs and a pistol were seized during the raid.
It is claimed that Baghdadi has been living in the Syrian province of Deir Ezzor.
A report by the human rights organization Amnesty International has detailed how since October 2016, ISIS carried out a systematic campaign of forced displacement in the Mosul area.
An Iraqi military spokesman cited by local TV said the militants' defense lines were collapsing.
Directed and produced by the Academy Award-nominated maker of Cartel Land, Matthew Heineman, City of Ghosts follows the journey of the citizen journalist group Raqqa is Being Slaughtered Silently.
Iraqi forces have been constantly slowed in their efforts to take the last square mile of territory controlled by jihadis.
It is not the first time the Philippines president has referenced cannibalism.
The move comes after the revelation that an ISIS-linked attacker who rammed a car into a police van in Paris was a gun-club member.
Gilles de Kerchove says ISIS’s online presence will outlast its self-styled caliphate in Iraq and Syria.
Gunmen attacked a cafe in the country's capital a year ago.
Iraqi forces are making women remove their headscarves after 38 female suicide bombers struck over the past month.
The jihadi asked a British spy for a nail bomb he wished to use on a packed crowd in London.