Africa declared free of polio on August 26, 2020August 26, 2020 Africa declared free of polio. GET THE FULL STORY Photo credit: Staff Sgt. Stephen Schester, U.S. Air Force – This Image was released by the United States Air Force with the ID 050926-F-8425S-033 (next). Public Domain, link. Share this:Click to share on Facebook (Opens in new window)Like this:Like Loading...