Why does the poet keep saying "He had his dream?

To emphasize a theme.

Explanation:

In the given poem, the poet Paul Laurence Dunbar keeps pronouncing that 'he had his dream' in order to outline the central idea of the poem which is to motivate the readers to stay hopeful and positive. The poet wishes to convey that irrespective of the 'toil and strife,' 'stormy-dark-clouds,' 'failures,' and 'raging tempests,' keep your optimistic 'hue' alive and better things will be your way. Thus, he says regardless of the obstacles and struggles keep your dream and spirit alive.

in the shadow of war

recent news about two years ago indicates that a polish forestry student by chance unearthed at a depth of about 40cm (16 inches), during digging in a damp polish forest he found a 13-page manuscript into a thermos flask.

greek jew marcel nadjari was a aischwitz slave who witnessed how the nazi's built big death chambers and crematoriums and told how he was forced to escort fellow jews to the gas chambers. he accounts on this manuscript how the nazi's disguised this chambers to look like showers. also, he describes this place as a process of extermination from the chambers to the trains arriving to take the bodies.