How and why does the author express that imperialist nation are imperialized nations?

Imperialist choose to imperialized other nations in order to obtain various resources and influence that would beneficial for their own country.
They argued that imperialized nations tend to be less developed compared to the imperialist nation.
So, they conclude that imperialization process technically provides the opportunity for imperialized nations to learn, grow, and develop necessary skills for their own benefit.

Many citizens are in danger of contracting a food-borne illness.more people are living with chronic illnesses.pathogens are becoming stronger and harder to defeat.