Slouching Toward Bethlehem took its title from the poem written by the poet of what nationality?
Slouching Toward Bethlehem (Angel):  Its title derives from a line from the W. B. Yeats poem "The Second Coming". W. B. Yeats: William Butler Yeats ( ; 13 June 186528 January 1939) was an Irish poet and one of the foremost figures of 20th century literature.
Irish