The keep going recorded case on the landmass was in Somalia on August 11, 2014, despite the fact that wellbeing authorities must hold up two more years before announcing the mainland free from the exceptionally irresistible, disabling infection.
The UN youngsters' organization UNICEF, which assumes a key part in polio inoculations, called it an "unprecedented accomplishment" however cautioned it was "not an end point".
Achievement relies on upon the continuation of immunization crusades and close checking of conceivable cases, it said.
"We have had no new cases for a year notwithstanding every one of the difficulties in the nation," UNICEF's boss for Somalia Steven Lauwerier told AFP on Wednesday.
"We never need to see another Somali kid being deadened by this preventable infection. That implies we have to keep on supporting the immunization crusades to guarantee polio is totally killed."
Nigeria denoted one year since its last recorded instance of polio in July. It is one of just three nations - alongside Pakistan and Afghanistan - where the infection stays endemic.
Nigerian wellbeing service representative Dan Nwomen said Wednesday said the commemoration was "welcome" yet focused on the "energy ought to be supported" through enhanced vaccination crusades.
"All inclusive, we are very nearly absolutely annihilating an illness for just the second time ever," UNICEF polio boss Diminish Crowley said, alluding to the end of smallpox.
AFP