A protester holds a banner with the pictures of jailed Istanbul Mayor Ekrem Imamoglu during a rally organized by the country's main opposition party, the Republican People's Party (CHP), to protest the suspension and imprisonment of Istanbul Mayor, in Istanbul on October 26, 2025. Istanbul's opposition mayor was detained on March 19, 2025 and jailed several days later as part of a corruption investigation, a move that sparked Turkey's worst street protests in over a decade.