Michael Novakhov retweeted:

Fun Fact: For brief periods of time Leon Trotsky lived in the Bronx and Ho Chi Minh in Brooklyn. Classic rivalry.

Michael Novakhov retweeted:

On this day in 1915, Germany introduces a new weapon: poison gas. Although the extreme cold on the Eastern Front renders the agent ineffective, future chemical attacks elsewhere will be lethally effective. By 1918, gas will have caused more than 1.3 million casualties.