What problem did guatemala, cuba and chile face that stemmed from imperialism?

Overthrowing of governments

to eb correct it was rather u.s anti-communist action than imperialist imperialist period in u.s history had place between 1900-35, but still remeberence about u.s interentionist policy towards govenrments of south america was very lively,so it should not be viewed as someithing irrational that public opinion in latin america seen u.s anti-communist actions on their soil as post-imperialist policy rather than anti-soviet actions

More than 4 million enslaved hunan beings in the south and they touched every aspect of the regions social, political and economic life.

Yes it has . that is why fake news is such an issue