March 20 in history: Poisonous gas released by terrorists kills 12 in Tokyo, and more

 | Updated: Mar 20, 2021, 08:20 AM IST

Here's what happened today in history

1815

Napoleon enters Paris after escape from Elba, begins 100-day rule

(Photograph:WION)

1916

Albert Einstein presents his general theory of relativity

(Photograph:WION)

1995

Terrorists release poisonous gas in the Tokyo subway, kill 12

(Photograph:WION)

2016

Obama becomes first US President to visit Cuba since 1928

(Photograph:WION)
;

2018

Last male northern white rhino dies in Kenya

(Photograph:WION)