Which development let to world war i spreading to the middle east

ww1 started in the middle east, Serbia wanted a part of the austrian-hungarian empire to be apart of their country. Next, the terrorist the black hand assassinated the archduke, thus resulting in austrian-hungarian coming in on serbia. After that, russia wanted to be a protector of serbia due to their religious similarities. Now russia was in germany entered because of the alliance agreements. next other countries joined. germany shot the first shot and was militarizing thus they wanted war.

Explanation:

yellow fever and other tropical diseases

- "the past is made of multitudinous items ranging from anything that can be collected, recollected or assessed to originate in the past. as such, the past is a gallimaufry of particulars that may not have been related in any way. however, the human mind seeks organization to understand concepts and other things. the human mind therefore seeks relationships in explaining and studying the past. history being a humanity, dictates that historians have to serve this human trait by bringing structure to details of the past. historians do this by creating interpretive frameworks that capture as many details as possible."

< 3