The U.S. Army was founded on June 14, 1775, when the Continental Congress authorized enlistment of riflemen to serve the United Colonies for one year. For more on the history of the U.S. Army birthday, click here: the Army birthday.
With the advent of digital information systems and the Internet, the scope of publishing has expanded to include electronic resources such as the electronic versions of books and periodicals, as well as micropublishing, websites, blogs, video game publishers, and the like.
Vanity publishing - contrary to what other answerers have stated - isn't self-publishing; it's predatory publishing. There's a huge difference between the two - and an even greater difference gap between 'self-publishing' and 'indie-publishing.'. Ultimately, the easiest way to explain what vanity publishing is is this: a vanity press markets to authors, not readers.