Goldwine was born in 2619 of the third age in the Tolkien's middle earth. Goldwine became King of Rohan in 2680. Goldwine enriched Rohan economically. And so Rohan became one of the richest kingdoms. However, during the time of Goldwine, Rohan was somewhat weakened militarily. And the people of Dunland began to attack Rohan's frontiers. Goldwine passed away in 2699 of the third age.
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From @manyasli