Montana Motto In Spanish. Why is montana’s state motto in spanish? Oro y plata is spanish for gold and silver and hearkens back to when mining ruled montana, and the state was nicknamed the treasure state. it's the state.
Montana’s spanish motto is “oro y plata,” which means “gold and silver” in english. The gold and silver resources led to the creation of the state’s motto, “oro y plata” (spanish for “gold.