After the Germans invaded Holland in 1940, a fund was established to help families of merchant-sailors (who were stranded abroad when war broke out).
When the Wehrmacht invaded Holland he was assigned to the 4.
We expect Hitler to extend that sweep to invade Holland.
Jodl was concerned that the Allies might invade Holland from the sea.
Churchill became prime minister on 10 May, the same day Germany invaded Holland and Belgium.
When Germany invaded Holland in 1940, Spies was interned as an enemy alien.
The enemy invaded Holland and Belgium on Friday 10 May.
Invading Holland, his masters could have learned of Van Zuyder's secret shipment, but not until recently.