The authorities say the attack, one of the deadliest to hit the landlocked nation in years, was carried out by the Allied Democratic Forces, an extremist group operating in neighboring Congo.
President Yoweri Museveni dismissed widespread criticism of the anti-gay measure, which calls for life imprisonment for anyone convicted of homosexuality.
The bill, passed last month, calls for life in prison for anyone engaging in same-sex relations. President Yoweri Museveni congratulated lawmakers for their “strong stand” against L.G.B.T.Q. people.
The outbreak was caused by the Sudan strain of the virus, which has no approved vaccine or drug treatment. Scientists are now rushing to begin clinical trials in the coming weeks.