You may be surprised to hear that in 1999 some Maoists put into official communist creed that vegan activism of the type described is actually condemned by the party. Anyone caught doing the things in the video would be sent 'to prison or re-education camp'...
Marx had a vegan Korean/Peruvian fusion pop-up in Paris in the 1830s. That's where he met Engels, who immediately packed in his job at the local abattoir when he tried Marx's mung bean kimchi ceviche.