This sentence is so ignorantly woke that it has come full-circle and it is blatantly racist.
Latin America is much, much more than drug-ridden slums, war hasn't torn apart all of Africa - and many countries have recovered from such strife -, and many people in the Middle East live under moderate versions of the Sharia that don't entail gruesome "daily executions" like in ISIS-controlled territories.
About 700M people in the world live in absolute poverty nowadays, compared to about 80% in the 1800s [1]. There is no factual evidence that the "majority" of people in the world live in the abject conditions that you describe. In fact, many people now live in relative material poverty compared to Western standards, but in safety, dignity and prosperity.
We can argue all day about how there is a lot of work yet to be done or how at the extremes wicked expressions of evil continue to exist, but this savage and false interpretation of the world is completely out of place.