Which historical event directly influenced the changed shown on the maps of europe?​

the First World War

Explanation:

the First World War

A century ago at the beginning of the First World War, the maps of Europe, Asia and Africa looked much different than they do today. Historians say many of the border changes - agreed upon after the war - were made for political rather than economic reasons, creating new problems whose impact can be felt even today.

hope it becomes helpful to you ☺️☺️

good luck

the right answer for the question that is being asked and shown above is that: "their policy of "divide and rule" pitted political groups against each other to keep any one group from becoming too powerful.  " the  participant in european imperialism is being described below is that  their policy of "divide and rule" pitted political groups against each other to keep any one group from becoming too powerful. 

b.lincoln had the victory he wanted for emancipation