estuvimos fortaleciendo
-we were strengthening
Preterite progressive nosotros conjugation of fortalecer.

fortalecer

Al mismo tiempo, estuvimos fortaleciendo nuestra relación con los grupos e individuos que se convirtieron rápidamente en nuestros aliados Terrestres.
At the same time, we were strengthening our relationship with the groups and individuals that were quickly becoming our Earth allies.
Word of the Day
fig