The United States Department of War has announced the release of a second batch of declassified files relating to Unidentified Anomalous Phenomena (UAP), commonly referred to as UFOs, as part of a sweeping transparency initiative ordered by President Donald Trump. The release was announced on Friday in a statement attributed to Assistant to the Secretary of War for Public Affairs and Chief Pentagon spokesman, Sean Parnell.

"The question is what comes next, because this release raises more questions than it answers."

The Pentagon has released another batch of ‘UFO Files’—here are the most popular alien theories, explained.