Multiplied life expectancy by 1.5, brought literacy rates to 99%+, freed the slaves and peasants from the fascist Batista regime, there’s a lot to love about Cuba.

Didn’t Castro lead the group that freed their country from the dictator Batista?
They have a very high literacy rate now. Their life expectancy is quite decent in their region.
And they have good healthcare.

All this in about 60 or so years, while being under sanctions and other crisis.