Do they?
• Literacy rate:
The average for 2020 based on 7 countries was 93.91 percent.The highest value was in Colombia: 95.64 percent and the lowest value was in El Salvador: 89.98 percent.
https://www.theglobaleconomy.com/rankings/literacy_rate/Lati...• Food security:
During 2019, 7.4% of the population of Latin America and the Caribbean lived with hunger
In 2019, almost a third of the population, 191 million people, were affected by moderate or severe food insecurity. Of these, 57.7 million, approximately 10% of the region's population, was severely food insecure
https://www.fao.org/americas/publicaciones-audio-video/panor...• Tertiary education:
Between 2000 and 2018, higher education gross enrollment rates in the region more than doubled (increasing from 21 percent to 52 percent), making LAC the region with the third-highest average higher education enrollment rate in the world after North America with 86 percent, and Europe and Central Asia with 70 percent.
https://thedocs.worldbank.org/en/doc/738931611934489480-0090...• Environmental pollution
You're probably right about this one, but it's not worse than most of the rest of the world, including very rich countries such as the UK and Germany.
https://thedocs.worldbank.org/en/doc/738931611934489480-0090...
> they would put neo-marxist language changes
This is just nonsensical gibberish. I'll call it neo-misesist language.