It is indeed a paradox when the war mongers say that they are fighting a war in order that peace may prevail. This has ever been the claim of all wars.
The World War I of 1914-18 ended with the establishment of the League of Nations - the purpose of which was to explore the possibilities how further wars could be avoided.
But in spite of all good intentions the fury of another war could not be abated and the World War II - deadlier than the I, was waged and fought and when that somehow ended, the United Nations Organization was formed as a forum to find ways and means for a lasting Universal Peace.
But, somehow, in spite of all pious intentions the war clouds still hover over the horizons in this part of the world or that and permanent peace seems just a dream worthy to be fulfilled but not fully fulfilled.
When there is a war and when it ends, one power is the victor and the other the vanquished. The victor revels in glory and the vanquished wreaths in pain, Even the victors have hundreds and thousands of homes destroyed; women rendered widows, children rendered orphans and the vanquished have still many more calamitous after effects to suffer. It is only some territories and lands that are won and lost and that alone are the gains that war achieves.
The other gain of war, if that could be called a gain at all, is that the victor gets regarded as a great power, feared and awed by others.
Alexander the Great, was a great conqueror and conquered countries after countries; the Romans spread their empire on large tracts of land; Tamurlaine got the renown of having ravaged countries after countries to bring under his sway;...