Why does the Spanish national anthem only include music and not any lyrics, and which other nations’ anthems do the same?

Spanish national anthem

The Marcha Real (the Royal March), the Spanish national song, will play before Spain vs. Costa Rica at the World Cup in Qatar, but no one will be singing along to the stirring tune because the anthem has no lyrics. The melody of one of the most well-known national anthems, “March of the Grenadiers,” which … Read more