estaban poblando
-they/you were populating
Imperfect progressiveellos/ellas/ustedesconjugation ofpoblar.

poblar

Al final del conflicto, grandes manadas de ganado sin marca sin dueño designado estaban poblando los campos abiertos de los territorios del oeste.
By the end of the conflict, great herds of unbranded cattle with no designated owners were populating the open ranges of the western territories.
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