Charles agreed with Mark's suggestion:
I think we should just say something like "German philosopher from Danzig (present-day Gdansk, Poland)", possibly with alternate wording.
-Mark
But I deplore the constant mention of alternate names. Why can't whoever writes the sentence include a link? Then we only have to ensure that the reader will see the alternate name immediately upon clicking the link?
* German philosopher from [[Danzig]]
Upon clicking the /Danzig/ link, the user should see:
<H1>Gdansk</H1> (redirected from <U>Danzig</U>)
* '''GdaĆsk''' (formerly '''Danzig''') is a city on the southern coast of ...
For places whose English names are controversial, the first Heading can be something like Origins of its Name
Ed Poor, aka Unsolved Equation