The files include over 40 videos requested by lawmakers. NewsNation will be reviewing the files and providing analysis.

Here are some of the best videos from the second drop of UAP videos and one account that left an intelligence officer ...

The Pentagon released the second tranche of declassified UFO files after US President Donald Trump ordered Defense Secretary ...

Officials said the materials remain “unresolved cases,” meaning investigators could not determine the nature of the phenomena ...

A series of eerie videos and handwritten testimonies from creeped-out astronauts form part of a new Trump administration UFO ...