"We will answer their demand for a gold standard by saying to that: You shall not press down upon the brow of labor this crown of throns, you shall not crucify mankind upon a cross of gold!" - William Jennings Bryan,
Which of the following was a key political issue throughout the Gilded Age, and would be the main issue of the 1896 election, as highlighted by William Jennings Bryan's "Cross of Fold" speech?