Top-secret UFO files could cause "grave damage" to U.S. national security if released, Navy says

[jberryhill]

10. Technology surrounding them?

Um, the government has long acknowledged that people in the military, just like people everywhere else, sometimes look in the sky, see something, and don't know what it is.

Additionally, the US government has jurisdiction over a relatively small portion of the planet's surface, so it's not as if the US government has the ability to determine what everyone on earth can know about what goes on in the sky.