Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

Create a timeline

Public timelines

About & Feedback Un accord Confidentialité FAQ

Cabinet Get premium

Donate

25 août 2020 - Polio

Description:

Africa is declared free of wild polio, the second virus to be eradicated from the continent since smallpox 40 years previously

Ajouté au bande de temps:

2020 and future

ByColin O'Donnell

28 déc. 2020

1

0

1429

Date:

25 août 2020

Maintenaint

~ Il y a 5 ans et 2 mois

About & Feedback Un accord Confidentialité FAQ

Cabinet Get premium

Donate

The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.

Secured with SSL