Explanation: The Roman Lorica Segmentata, depicted in the above panels, is considered the most distinctive form of Roman armor, and is often used in depictions both before and after its actual, historical existence. Segmentata was used mostly from the 1st-3rd century AD, with some usage straggling into the 4th century AD. Before and after? Chainmail or scale armor. Or no armor.

At the bottom, this is extrapolated to American history as a metaphor to show how out-of-place it is! Behold, GI Joe (GI Jane?) seizing the airports of the American Revolutionary War.