The verdict caps a 16-year battle by victims and rights campaigners to bring the former strongman to justice in Senegal, marking the first time that the former head of one African nation has been tried by a court in another country.
The militants opened fire on residents, set fire to houses, and targeted a crowd with suicide bombers near the northeastern city of Maiduguri.
Former Chadian dictator Hissene Habre had to be carried into court and restrained by masked security guards at the re-start of his trial for crimes against humanity.
There were claims last week that Islamic State-affiliated militant group Boko Haram had a new leader, fuelling claims that Abubakar Shekau had died. He's now reportedly released a new audio message.
Former Chad dictator Hissène Habré stands accused of war crimes, crimes against humanity, and torture committed during his brutal eight-year rule.
A bombing at a crowded market in N'Djamena was the third attack on Chad’s capital in less than a month as the country steps up its fight against Boko Haram.
Two weeks after twin Boko Haram attacks left 34 dead in Chad's capital N'Djamena, a terror suspect detonated a suicide belt during a police raid.
The Nigeria-based militant group carried out a pair of attacks on two separate villages in neighboring Niger just days after authorities blamed them for a pair of deadly suicide bombing in Chad.