This is the 6487th most frequent Turkish word.
almanyası
"Almanyası" means "Germany (possessive or colloquial usage)" in Turkish.
In this sentence, 'Almanya'nın' refers to 'of Germany,' denoting something belonging to Germany, the country.
Almanya'nın futbol takımları oldukça başarılır.
Germany's football teams are quite successful.
Here, 'Almanya'da' means 'in Germany,' referring to the location where the actions occurred.
Türk işçiler Almanya'da çeşitli işler yapmıştır.
Turkish workers have worked in various jobs in Germany.
In this context, 'Almanya'dan' translates to 'from Germany,' indicating the place of origin of the guests.