Part B · Short Questions — Dover Beach

What is the poem 'Dover Beach' about?

Explain with reference: "And we are here as on a darkling plain / Swept with confused alarms of struggle and flight, / Where ignorant armies clash by night."

Explain the following lines: "The sea of Faith / Was once, too, at the full and round earth's shore / Lay like the folds of a bright girdle furled."