The arrests in Egypt follow Israel's interception of a boat carrying activists on their way to Gaza, including environmental campaigner Greta Thunberg. Egypt has cracked down on pro-Palestinian activists even as it publicly condemns Israeli aid restrictions and has called for an end to the war.

A planned march protesting aid restrictions on Gaza faced uncertainty after as organizers in Cairo await Egyptian approval and Libyan authorities blocked a convoy of activists.

Egyptian authorities detained activists planning to march to Gaza in protest of restrictions on aid reaching the territory, while security forces in eastern Libya blocked a convoy of activists en route to meet them.