“The maritime border is disputed in a part of the Ems estuary outside the Dollart bay, where Germany has the view that the state border runs on the left bank of the Ems, while the Netherlands regards the Thalweg as its border.
[…]
In 2014 the two nations' foreign ministers met to put an end to the dispute. It was decided that the border should remain ambiguous and responsibility for the region in question shared”
“The maritime border is disputed in a part of the Ems estuary outside the Dollart bay, where Germany has the view that the state border runs on the left bank of the Ems, while the Netherlands regards the Thalweg as its border.
[…]
In 2014 the two nations' foreign ministers met to put an end to the dispute. It was decided that the border should remain ambiguous and responsibility for the region in question shared”
More info (in German) at https://de.wikipedia.org/wiki/Deutsch-Niederländische_Grenzf....