Yeats is obviously writing in the context of an Irish civil war, but it's also the case that he's writing in the shadow of the First World War as well.

叶芝显然是在爱尔兰国内战争时期进行创作的，但是同时他也是在,一战的阴影下写的。

耶鲁公开课 - 现代诗歌课程节选

And "Channel Firing," on the bottom of 51, is also set in the west of England, Hardy's home country, and is set right on the verge of the First World War.

海峡炮声》在51页的下半部分，也是发生在英格兰西部，哈迪的祖国，并且也是发生在一战临近时期的。

耶鲁公开课 - 现代诗歌课程节选