All categories used should reflect the naming conventions used at the time the person lived. Even thought it may now be Poland, it was Austria at the time in question.
So for Urszula, the landing category would [[Category: Migrants from Galicia to New York]].
The full structure would be:
[[Category:Migration]]
[[Category: Emigrants from Austria]]
[[Category: Emigrants from Galicia]]
[[Category: Emigrants from Galicia to United States]]
[[Category: Migrants from Galicia to New York]]
[[Category: Immigrants to New York from Austria]]
[[Category: Immigrants to New York]]
[[Category: Immigrants to United States]]