Where on the continent is life getting better? There were modest improvements for a brief period in the last decade, but overall Latin America remains the most economically unequal region on Earth. Even before the pandemic, it was projected for zero or negative growth even with right-wing governments in charge of the largest countries (except for ARG, obviously). After the pandemic, according to ECLAC, it's reaching record poverty, that is there were 22M more people living in poverty than the previous year.
To name a few where life has improved drastically since the mid 20th century and times of "operation condor" when the literacy rate was barely 60% in most countries: