Besigye was arrested in Kenya and taken across the border to a Ugandan military jail, according to his wife, Winnie Byanyima, head of the U.N. HIV/AIDS program.

The wife of Ugandan opposition figure Kizza Besigye says he was kidnapped in neighboring Kenya and is being held in a Ugandan military jail.

Leading Ugandan opposition figure Kizza Besigye has been arrested multiple times, pepper-sprayed, faced spurious charges of rape and treason, and once fled the country in fear of his life.

The arrest of a Ugandan opposition figure in Kenya was carried out with Nairobi's knowledge, a Ugandan government spokesperson told AFP Friday.

Uganda opposition leader Kizza Besigye and his associate Haji Obeid Lutale, denied all the charges that included the illegal possession of firearms.

Veteran Ugandan opposition figure Kizza Besigye appeared in a military court in Kampala on Wednesday, accused of seeking to compromise national security, after his reported abduction in neighbouring Kenya at the weekend.

Uganda's opposition figure Kiza Besiyge was kidnapped during his visit to Kenya on Saturday, November 16 according to his wife Winnie Byanyima's statement.

Kenya's government has said it was investigating how a prominent Ugandan opposition leader was spirited out of Nairobi this week, amid growing criticism that it had failed to protect foreign dissidents on its soil.

The arrest of a Ugandan opposition figure in Kenya was carried out with Nairobi's knowledge, a Ugandan government spokesperson told AFP Friday.