I never understood why the Netherlands spawn that early anyway ... somewhere in the 16th century would be much more accurate and you get a less crowded Europe during the MA.
Grant them settlers and the necessary techs to start colonizing, and check for their discovery UHV half a century later, and their UHV might also get more challenging, while still doable.
Grant them settlers and the necessary techs to start colonizing, and check for their discovery UHV half a century later, and their UHV might also get more challenging, while still doable.