The area where Andre was hanged in Tappan, NY is noted with a monument.
General Washington conducted a "drumhead" trial of Andre, under the Law of War. Andre was sentenced to the hanged. Washington offered to trade Andre to the British in return for Arnold. The British refused, and Andre was hanged.
The British, by the way, tried, convicted and hanged Nathan Hale under the same Law of War, when they captured him spying on British fortifications on Manhattan island.
It is always possible to find writers this ignorant. But a newspaper whose editors are this ignorant should not be publishing articles allegedly about American history.
Congressman Billybob