That might be Switzerland. White frames around traffic lights are not typical for Germany. And the sign itself would likely have a white background instead of a yellow one. Also there is a Molly Malone Pub with a similar typography as the one in the ad in Winterthur, Switzerland.

And yes, it’s a very boring day today

From the article: “It is unlikely the Department would ever pursue action against anyone using the Logan Act, given no one has been convicted of violating the 1799 law”

End of story.