The way in which industrialization, urbanization, and warfare in the 19th and 20th c. both create new medical challenges and contributed to potential solutions is that as new territories were conquered, new diseases were discovered.
This refers to the term that is used to describe the development of industries and witnessing a change from an agrarian society to an industrial one.
Hence, it can be seen that based on the agents of industrialization, urbanization, and warfare in the 19th and 20th centuries, there was the problem of new diseases being discovered
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