Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

FAQ Ricevere il Premium

Create a timeline

Public timelines

About & Feedback Accordo Privatezza FAQ

Cabinet Get premium

Donate

27 gen 1991 anni - En 1991 La poliomielitis se eliminó oficialmente de los Estados Unidos y del resto del hemisferio occidental gracias a la vacuna.

Aggiunto al nastro di tempo:

vacyna

16 nov 2017

0

0

375

Data:

27 gen 1991 anni

Adesso

~ 34 years ago

About & Feedback Accordo Privatezza FAQ

Cabinet Get premium

Donate

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

Secured with SSL