FACT:  Improper (illegal) entry is a MISDEMEANOR.

"Under federal criminal law, it is misdemeanor for an alien (i.e., a non-citizen) to: Enter or attempt to enter the United States at any time or place other than designated by immigration officers; Elude examination or inspection by immigration officers; or Attempt to enter or obtain entry to the United States by willfully concealing, falsifying, or misrepresenting material facts."