Donald Trump claimed Friday that a joint American-Nigerian military operation killed Abu-Bilal al-Minuki, a senior Islamic State figure Washington once labeled a global terrorist, though Nigerian authorities have yet to publicly confirm the raid or even acknowledge it occurred.

Posting on Truth Social, Trump described al-Minuki as the "second in command of ISIS globally" and "the most active terrorist in the world," portraying the operation as a decisive strike against Islamic State networks spreading across Africa.

"He will no longer terrorize the people of Africa or help plan operations to target Americans," Trump wrote, calling the mission "flawlessly executed" and publicly thanking Nigeria for its "partnership."

The announcement immediately drew attention because of the absence of supporting detail. Trump did not specify where the raid occurred, which forces participated, whether American troops were physically involved or how al-Minuki's death had been verified.

Officials in Abuja offered no immediate corroboration. Nigeria's presidency, military leadership and defense ministry all remained silent Friday, leaving Trump's version of events largely unsupported by public statements from the country he credited as a central partner in the mission.

Islamic State West Africa Province, commonly known as ISWAP, has become one of the most dangerous extremist groups operating in the Lake Chad Basin and broader Sahel region. The organization emerged from Boko Haram splinter factions and has expanded operations across Nigeria, Niger, Chad and Mali.

The U.S. Treasury Department formally designated al-Minuki - also identified as Abu Bakr ibn Muhammad ibn Ali al-Mainuki - as a specially designated global terrorist in 2023. American officials accused him at the time of coordinating Islamic State-linked militants across West Africa while overseeing financing, logistics and strategic planning for regional operations.

Trump framed the reported killing as more than a symbolic battlefield victory. According to his account, removing al-Minuki would disrupt terrorist financing channels and weaken Islamic State's command structure throughout Africa.

But analysts caution that militant groups in the Sahel have historically proven resilient even after the deaths of high-profile leaders. Regional insurgencies often survive leadership losses by decentralizing operations across loosely connected networks.

The timing of Trump's announcement also intersects with mounting scrutiny over Nigeria's own military campaign against jihadist and criminal groups. Abuja has strengthened counterterrorism cooperation with Washington in recent years, particularly as extremist violence spread deeper into northern and central Nigeria.

At the same time, Nigeria's armed forces face growing criticism from international rights organizations over civilian casualties linked to airstrikes and anti-bandit operations.

Amnesty International recently alleged that Nigerian military strikes killed at least 100 civilians during operations targeting armed groups. Witnesses interviewed by investigators described bodies being "blown beyond recognition" after strikes reportedly hit populated areas.

In Zamfara state, local accounts cited by AFP placed the death toll from one operation at dozens of civilians after an airstrike allegedly struck a crowded marketplace. Community leader Garba Ibrahim Mashema told AFP that his own estimate stood at 72 dead, though he added that "the actual death toll is hard to establish at the moment."

Nigeria's military has denied intentionally targeting civilians and insists operations are directed at extremist fighters and heavily armed criminal gangs.

That backdrop complicates Trump's use of the word "flawless" to describe the latest operation. While Washington sees Nigeria as an increasingly important security partner against ISIS expansion in Africa, the humanitarian toll of regional counterterrorism campaigns remains politically sensitive both domestically and internationally.