"Three days before Armistice Sunday" - Day of Remembrance
"Before you left, I pinned one onto your lapel" - direct address to her son
"spasms / bandaged / graze" - semantic field of injury and pain
"steeled the softening of my face"
"I resisted the impulse to run my fingers through the gelled blackthorns of your hair" - biblical imagery to Jesus's crown of thorns which symbolises sacrifice
"A split second and you were away, intoxicated" - war propaganda glorified fighting to entice soldiers in
"released a song bird from its cage" - metaphor for the freedom her son now has, he has flown the nest
"Later a single dove flew from the pear tree" - 'dove' connotes peace, innocence and purity
"I listened, hoping to hear your playground voice catching on the wind"