About how many species of insects are there as of 2017

There are at least 900,000 species, but many more probably have yet to be discovered. Insects all have bodies consisting of a head, a thorax of three segments, usually three pairs of legs and often one or two pairs of wings. Their heads have compound eyes and long antennae that are sensitive to touch and smell.

what events in mexico's history might explain why the country continues to have difficulty improving social justice and economic opportunities for all people?