But his joy was short-lived, for his fortunes soon changed.
Something that is short-lived does not last very long. Any hope that the speech would end the war was short-lived long-lived. existing or happening for only a short time
enduring a very short time; "the ephemeral joys of childhood"; "a passing fancy"; "youth's transient beauty"; "love is transitory but at is eternal"; "fugacious blossoms"