An Indigenous leader in Peru’s Amazon region said Friday that his community had released 98 riverboat passengers — 23 of them foreigners — who had been detained overnight as a protest to demand government attention to complaints of oil pollution. Wadson Trujillo said the passengers, including citizens of Germany, Great Britain, Spain and France as well as Peru, set off along the Maranon River at 1:45 p.m. local time aboard the vessel named Eduardo 11, which had been held since the day before by residents of Cuninico. But he said the people of Cuninico would continue protests — and blocking the…