crusade
US /kruːˈseɪd/
UK /kruːˈseɪd/

1.
cruzada
a medieval military expedition, one of a series made by Europeans to recover the Holy Land from the Muslims in the 11th, 12th, and 13th centuries.
:
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The First Crusade began in 1096.
La Primera Cruzada comenzó en 1096.
•
Many knights joined the Crusade.
Muchos caballeros se unieron a la Cruzada.
2.
cruzada, campaña
an energetic and organized campaign concerning a political, social, or religious issue.
:
•
She launched a crusade against child poverty.
Ella lanzó una cruzada contra la pobreza infantil.
•
The organization is on a crusade to protect endangered species.
La organización está en una cruzada para proteger especies en peligro de extinción.