Ugandan Health Minister Chris Baryomunsi declared Uganda Ebola-free on Tuesday, July 28, 2026, ending an outbreak that began on May 15 and lasted 87 days, according to the Ugandan Ministry of Health. The declaration followed a 42-day surveillance period — a standard WHO protocol requiring two full incubation cycles to pass without any new cases — after the last patient was discharged on July 16, 2026 Ugandan Ministry of Health. Al Jazeera, which reported the declaration, cited the discharge date as June 16 rather than July 16, conflicting with the Ugandan MOH's own timeline Al Jazeera.

The outbreak recorded 20 confirmed cases. Eighteen patients were discharged; two died. Both fatalities were nationals of the Democratic Republic of the Congo Al Jazeera. The last discharged patient was described as a Ugandan national and a locally transmitted case.

A notable discrepancy exists across official sources regarding which ebolavirus strain caused the Uganda outbreak. The Ugandan Ministry of Health's declaration press release identifies it as Sudan Ebola Virus, per its URL slug and title. However, WHO Disease Outbreak News DON613, published July 17, 2026, identifies the Uganda outbreak as Ebola disease caused by Bundibugyo virus WHO. A Lancet article on clinical profile and genomic characterization of the index case also identifies Bundibugyo virus The Lancet. The Al Jazeera report does not explicitly name the strain for the Uganda outbreak, only identifying Bundibugyo as the variant spreading in the neighbouring DRC. Per the most recent and most authoritative sources, the Uganda outbreak involved Bundibugyo virus.

Bundibugyo is the rarest of the four ebolavirus variants known to affect humans. There are currently no approved vaccines or specific treatments for Bundibugyo virus infection, a point confirmed by both Al Jazeera reporting and the WHO situation page.

The Uganda outbreak was an extension of a far larger epidemic in the DRC. The DRC declared its Ebola outbreak on May 15, 2026, in Ituri Province Ugandan Ministry of Health. The WHO declared the combined DRC-Uganda outbreak a Public Health Emergency of International Concern (PHEIC) on May 16, 2026 WHO. A PHEIC is the WHO's highest-level alert, signaling an extraordinary event that risks crossing borders. At that point, Ituri Province had recorded eight laboratory-confirmed cases, 246 suspected cases, and 80 suspected deaths.

The scale has since grown enormously. According to the Congolese Ministry of Health, the DRC outbreak has reached at least 3,262 infections and 1,437 deaths Al Jazeera. The WHO has stated that the DRC outbreak is the fastest-spreading Ebola epidemic ever recorded, and that its true scale could be two to four times larger than reported figures.

Uganda and the DRC launched a cross-border joint Ebola response on June 24, 2026 Ugandan Ministry of Health. WHO DON613 notes that no new Ebola cases had been reported in Uganda since June 21, 2026, several days before the joint response was formally launched WHO.

Minister Baryomunsi urged Ugandans "to remain alert" and continue observing public health measures, according to a statement posted on social media.

The broader context here is the stark asymmetry between Uganda's outbreak containment and the DRC's ongoing crisis. Uganda recorded 20 cases and 2 deaths over 87 days. The DRC, by contrast, has logged over 3,000 infections and nearly 1,500 deaths, with the WHO warning that even those figures may dramatically undercount the true toll. Several factors likely contributed to this divergence. Uganda's surveillance infrastructure, shaped by prior outbreak experiences, enabled rapid case identification and contact tracing. The cross-border joint response mechanism formalized on June 24 provided a coordinated framework, though Uganda's last case had already been reported days earlier.

The DRC faces a considerably more challenging environment. Ituri Province has been affected by protracted armed conflict, displacement, and weak health infrastructure, all of which complicate contact tracing and safe burial practices. The Bundibugyo variant's lack of approved vaccines or therapeutics means that outbreak control relies entirely on non-pharmaceutical interventions: isolation, contact tracing, infection prevention and control, and community engagement. In a setting where those measures are difficult to implement, the virus has spread at a pace the WHO describes as unprecedented.

The strain identification discrepancy between the Ugandan MOH's official declaration and both WHO and Lancet genomic characterization also warrants attention. If the outbreak was caused by Bundibugyo virus rather than Sudan virus, as the WHO and Lancet sources indicate, the absence of vaccine options becomes even more consequential. Candidate vaccines exist for Sudan ebolavirus and have been deployed under trial protocols in prior outbreaks. For Bundibugyo, no such candidates have advanced to comparable readiness, leaving public health authorities without even experimental tools.

The PHEIC declaration on May 16 signaled the WHO's assessment that the combined outbreak constituted an extraordinary event with international spread risk. Uganda's successful containment addresses one dimension of that risk. The DRC's epidemic, now described as the fastest-spreading on record with a potential true case count multiples above reported figures, remains the defining public health emergency.