Insure and ensure mean two different things now, but back when the U.S. Constitution was penned, they were interchangeable. Hence the line in the preamble to insure domestic tranquility. This is part of a complete episode.
Cindrella syndrome n.— «Although many of these new rules may not take effect until the last days of the Bush administration or the first days of the next presidency, White House officials say they are the result of a deliberate and...