This is the 2849th most frequent German word.
unseres
"Unseres" means "ours" (possessive pronoun, genitive case in German).
The word "unseres" is used as the genitive masculine or neuter possessor, indicating ownership by 'our'.
Das ist der Garten unseres Hauses.
That is the garden of our house.
"Unseres" indicates the genitive masculine or neuter possessor related to 'our' team, emphasizing whose protection it is.
Der Schutz unseres Teams ist wichtig.
The protection of our team is important.
Here, "unseres" functions as the genitive modifier to designate possession of the beauty by 'our' country.