It is an allusion The poem uses Christian imagery regarding the Apocalypse and Second Coming allegorically to describe the atmosphere of post-war Europe.
B metaphor
i hope this helped
1. ...used to...
2. ...Did...use to...
3. ...didn't use to send...
4. ...didn't use to play...
5. ...used to...
A porcupine had stuck eight quills in Brian's calf and he gets over-whelmed, so he cried it all out.
Hope I helped :)