The men in the latest transfer included Shaqawi al Hajj, who had undergone repeated hunger strikes and hospitalizations at Guantanamo to protest his 21 years in prison.

Monday's transfer of the Yemeni detainees is the largest to a single country at one time under President Joe Biden. Efforts to resettle the group in Oman began years ago, but the

The secret mission left the smallest number of prisoners at Guantánamo Bay since the day the detention center opened in 2002.