The modern coat of arms was inherited from the County of Flanders.
Historically, the two countries have trading links going back to the 10th century, especially wool trade from England to the County of Flanders.
Antwerp became a margraviate, a border province facing the County of Flanders.
It would have been more or less a restored County of Flanders at the river Scheldt.
Some regions, like the County of Flanders, were overpopulated and tried to reclaim land from the sea.
The County of Flanders itself suffered the same fate.
Politically, however, it was part of the County of Flanders.
He was then made papal envoy to the County of Flanders.
Historically, it applied to the County of Flanders.
The church played a mayor role in the history of the County of Flanders.