Usage of viva: e.g. Viva America!

[Tofu]

Hello Alan, Mister Micawber, Beeesneees, Mordant, Esl_Expert and other native English speakers,

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viva
--used to show that you support or approve of someone or something
Example: Viva America!
Viva comes from Italian and Spanish, where it means “long live.”
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Is "viva" an obsolete term?

[Beeesneees]

It's not obsolete, though it isn't heard often.
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Cheers m' dears!

[Tofu]

Thank you, B. What would you say instead of "Viva America!"?