Possibly the main reason for this Lincoln often Duffy is well known for poems that give a voice to the dispossessed people excluded from society ; she encourages the reader to put themselves in the shoes of people they might normally dismiss.
As is often the case with a sonnet the second stanza approaches a new concept. Rhythm: read the poem aloud at least 3 times.
In particular What do you notice? That motif is evident throughout The Soldier. But rather than lamenting the notion of his own demise he claims that it will mean there is a piece of England in that foreign country. The concept that he is trying to put across is that he is the very embodiment of England, of course the wider suggestion is that any soldier who dies for their country fulfils that same criteria.