The Dead Horse Dance
The expression “beating a dead horse” has its origins in the mid-19th century. The expression “beating a dead horse” (or “flogging a dead horse” in British English) dates back to a time when the phrase is said to have been popularized by English politician John Bright. In March 1859, during a House of Commons debate about parliamentary reform, Lord Elcho remarked that Bright had not been satisfied with his “winter campaign” and that Bright had…

