Why would the Germans give a warning to all non-military vessels they are going to be attacked?

Germany attacked a ship With civilians aboard

Explanation:

They warned potential travelers that “vessels flying the flag of Great Britain or of any of her allies are liable to destruction” and should be avoided.

1.the population change is near or at replacement level.

4. the birth and death rates are balanced.

6. sweden is most likely a developed country.

after the roman empire, the catholic church began to unify by taking on many duties of a government.