Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

FAQ Obtener premium

Create a timeline

Public timelines

About & Feedback Acuerdo Privacidad FAQ

Cabinet Get premium

Donate

20 agos 1800 año - Pollution to Air and Water

Descripción:

Air was black and unbreathable

Añadido al timeline:

1492-1920 Timeline

10 oct 2017

1

0

1147

fecha:

20 agos 1800 año

Ahora mismo

~ 225 years ago

About & Feedback Acuerdo Privacidad FAQ

Cabinet Get premium

Donate

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

Secured with SSL