The New Original Wonder Woman - S1-E1
Other mistake: Watch when Diana is looking at the newspaper. The headline reads "Steve Trevor Recovering Well, Now Able to Speak", but the story is something about a US Envoy and has nothing at all to do with Steve Trevor.
The New Original Wonder Woman - S1-E1
Other mistake: When Wonder Woman and Marcia are fighting, Marcia's high heel platform shoes change into different shoes, minus the platforms.
The New Original Wonder Woman - S1-E1
Other mistake: After Von Blasko has given Drangel his orders Von Blasko wishes him "good hunting," and when it cuts to the shot of the aircraft taking off, we see the backwards number "5" revealing it's a flipped shot.
The New Original Wonder Woman - S1-E1
Other mistake: The newspaper reads "Major Steve Trevor Dies in Crash", followed by a single paragraph, then the story is about something completely unrelated.
Answer: Yes, on the first episode of season 2, she is shown on the island, when another plane crash lands, she says, "They sound different from WW II". Later in the same episode a woman gathers background information on Wonder Woman. The woman says, "From 1942 to 1945, she helped the Allies win the war."