World Map
Continents Map
Country Maps
City Maps
Thematic Maps
Travel
Tools
Resources
Map Store
Change Language
- Espanol
- French
- Chinese
- German
- Portuguese
- Arabic
- Bengali
- Hindi

On This Day
World Maps
North America Map
South America Map
Europe Map
Asia Map

Home > On This Day in History > April > 12 April

12 April

by Vishul Malik December 2, 2022

0 Facebook Twitter Pinterest Email

April 12 1955 – The Polio Vaccine is Declared Safe and Effective

April 12 1955 – The Polio Vaccine is Declared Safe and Effective

by Vishul Malik December 8, 2022

*Image Credit: Wikimedia Commons In the history of mankind, few diseases have caused more damage in the lives of young children than poliomyelitis. The crippling condition, caused by a virus…

Load More Posts

Search

Browse by Month

January
- 01 January
- 02 January
- 03 January
- 04 January
- 05 January
- 06 January
- 07 January
- 08 January
- 09 January
- 10 January
- 11 January
- 12 January
- 13 January
- 14 January
- 15 January
- 16 January
- 17 January
- 18 January
- 19 January
- 20 January
- 21 January
- 22 January
- 23 January
- 24 January
- 25 January
- 26 January
- 27 January
- 27 January
- 28 January
- 29 January
- 30 January
- 31 January
February
March
- 01 March
- 02 March
- 03 March
- 04 March
- 05 March
- 06 March
- 07 March
- 08 March
- 09 March
- 10 March
- 11 March
- 12 March
- 13 March
- 14 March
- 15 March
- 16 March
- 17 March
- 18 March
- 19 March
- 20 March
- 21 March
- 22 March
- 23 March
- 24 March
- 25 March
- 26 March
- 27 March
- 28 March
- 29 March
- 30 March
- 31 March
April
- 01 April
- 02 April
- 03 April
- 04 April
- 05 April
- 06 April
- 07 April
- 08 April
- 09 April
- 10 April
- 11 April
- 12 April
- 13 April
- 14 April
- 15 April
- 16 April
- 17 April
- 18 April
- 19 April
- 20 April
- 21 April
- 22 April
- 23 April
- 24 April
- 25 April
- 26 April
- 27 April
- 28 April
- 29 April
- 30 April
May
- 01 May
- 02 May
- 03 May
- 04 May
- 05 May
- 06 May
- 07 May
- 08 May
- 09 May
- 10 May
- 11 May
- 12 May
- 13 May
- 14 May
- 15 May
- 16 May
- 17 May
- 18 May
- 19 May
- 20 May
- 21 May
- 22 May
- 23 May
- 24 May
- 25 May
- 26 May
- 27 May
- 28 May
- 29 May
- 30 May
- 31 May
June
- 01 June
- 02 June
- 03 June
- 04 June
- 05 June
- 06 June
- 07 June
- 08 June
- 09 June
- 10 June
- 11 June
- 12 June
- 13 June
- 14 June
- 15 June
- 16 June
- 17 June
- 18 June
- 19 June
- 20 June
- 21 June
- 22 June
- 23 June
- 24 June
- 25 June
- 26 June
- 27 June
- 28 June
- 29 June
- 30 June
July
- 01 July
- 02 July
- 03 July
- 04 July
- 05 July
- 06 July
- 07 July
- 08 July
- 09 July
- 10 July
- 11 July
- 12 July
- 13 July
- 14 July
- 15 July
- 16 July
- 17 July
- 18 July
- 19 July
- 20 July
- 22 July
- 23 July
- 24 July
- 25 July
- 26 July
- 27 July
- 28 July
- 29 July
- 30 July
- 31 July
August
- 01 August
- 02 August
- 03 August
- 04 August
- 05 August
- 06 August
- 07 August
- 08 August
- 09 August
- 10 August
- 11 August
- 12 August
- 13 August
- 14 August
- 15 August
- 16 August
- 17 August
- 18 August
- 19 August
- 20 August
- 21 August
- 22 August
- 23 August
- 24 August
- 25 August
- 26 August
- 27 August
- 28 August
- 29 August
- 30 August
- 31 August
September
October
- 01 October
- 02 October
- 03 October
- 04 October
- 05 October
- 06 October
- 07 October
- 08 October
- 09 October
- 10 October
- 11 October
- 12 October
- 13 October
- 14 October
- 15 October
- 16 October
- 17 October
- 18 October
- 19 October
- 20 October
- 21 October
- 22 October
- 23 October
- 24 October
- 25 October
- 26 October
- 27 October
- 28 October
- 29 October
- 30 October
- 31 October
November
December

Advertisement

Advertisement

Africa Maps

Cities in Africa Map
Landlocked Countries in Africa
Outline Map of Africa
Map of Northern Africa
Map of West Africa

Europe Maps

Europe Political Map
Map of Europe with Cities
Map of Eastern Europe
Scandinavian Countries Map
Map of France and Spain

Asia Maps

Cities in Asia Map
Asia in World Map
Asia Regions
Map of Western Asia
Map of India and Pakistan

Maps of Oceania

Oceania Political Map
Physical Map of Australia
Oceania Blank Map
Map of Australia and Newe Zealand
Oceania Location

© MapsOfWorld 2002-2024

Back To Top

On This Day
World Maps
North America Map
South America Map
Europe Map
Asia Map

Cleantalk Pixel