While the Battle of the Bulge, and particularly the defense of the crossroads at the Belgian town of Bastogne have received more attention, the much lesser known defense on the north edge of the attack, where the outnumbered troops of the American 99th and 2nd infantry divisions blunted and stalled the attack of the most powerful German divisions assigned to the battle, was arguably more important.
I'll leave the questions of what happened in Roswell, New Mexico on July 8, 1947 to other channels. But the "Roswell Incident" occurred in the context of its time.