>>39354577india and latin america already had that shit, the colionizers just exploited or outright dismantled existing political, social, and urban infanstructure.
you outright saw a huge drop in the medical and sanitation quality in mexico after the spanish took over because the aztecs and such were autistically obessed with hygine, had empircally based medical practices, etc to begin woith, better then what the europeans had
Check out
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1805201/pdf/bullnyacadmed00097-0071.pdfThe Spanish also kept having mexico city flood because they couldn't figure out all of the complex interconnected hydraluic and water mangement systems the aztec had in place to manage keeping water clean and it's fl ow around the lake their captial was built in/that mexico city was built over the ruins of. they litterally had to drain the whole lake just to stop the flooding eventually, see pic