Rainbow flag in his hand. In the German Peasants' War of the 16th century, the rainbow flag together with the peasants' boot ("Bundschuh") was used as the sign of a new era, of hope and of social change. The choice of the rainbow in the form of a flag harkens back to the rainbow as a symbol of biblical promise. According to the Bible, God first created the rainbow as a sign to Noah that there would never again be a worldwide flood, also known as the Rainbow covenant. The South African flag is sometimes referred to as the "Rainbow flag". Rainbow
Noah in human cultures, indicates that God intended to return the Earth to its pre-Creation state of watery chaos by flooding the Earth because of humanity's misdeeds and then remake it using the microcosm of Noah's ark. Thus, the flood was no ordinary overflow but a reversal of creation. The narrative discusses the evil of mankind that moved God to destroy the world by the way of the flood, the preparation of the ark for certain animals, Noah, and his family, and God's guarantee (the Noahic Covenant) for the continued existence of life under the promise that he would never send