Ineresting - Revolution day in communist (RED) China. Revolution day communist (RED) Russia, RED October.
and commonly referred to as Red October, the October Uprising, the Bolshevik Revolution,[3] or the Bolshevik Coup, was a revolution in Russia led by the Bolsheviks and Vladimir Lenin that was instrumental in the larger Russian Revolution of 1917
https://en.wikipedia.org/wiki/October_Revolution