Answer:
According to John Keegan, the world wars was not necessary and it was very tragic.
Explanation:
John Keegan was an eminent military historians who wrote great books about wars, one of which is "The First World War". This book was published in the year 1998.
He speaks that the first world war was tragic and it was not necessary. Keegan interprets that the series of events which led to the war could be broken at any time from the five weeks of the crisis which preceded the clash of the arms for the first time. It killed the lives of many millions of people and destroyed the benevolent of the European culture and heritage. He believed that the second world war was a direct outcome of the first world war.
