This is the 10th most frequent Latvian word.
latvijas
"Latvijas" means "of Latvia" or "Latvian" (possessive form).
Here, 'Latvijas' again is in the genitive case, indicating possession ('The flag of Latvia').
Latvijas karogs ir sarkans, balts un sarkans.
The flag of Latvia is red, white, and red.
In this sentence, 'Latvijas' describes the festival, showing a relation to Latvia as an identifier ('Latvian Song and Dance Festival').
Rīgā notiek Latvijas Dziesmu un Deju svētki.
In Riga, the Latvian Song and Dance Festival takes place.
In this sentence, 'Latvijas' is in the genitive case, used to indicate possession or association ('Resident of Latvia').