(FILES) In this file photo taken on August 1, 2011, Mexican senator Rosario Ibarra participates in the "Step by Step to Peace" caravan in Mexico City. - Mexican human rights activist Rosario Ibarra died on April 16, 2022, at the age of 95, Mexican President Andres Manuel Lopez Obrador announced in his Twitter account. (Photo by Ronaldo SCHEMIDT / AFP)