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
God the Father in Western art The implication here is that insofar as God the Father or the Spirit did not become man, visible and tangible, images and portrait icons can not be depicted. So what was true for the whole Trinity before Christ remains true for the Father and the Spirit but not for the Word. John of Damascus wrote: "If we attempt to make an image of the invisible God, this would be sinful indeed. It is impossible to portray one who is without body:invisible, uncircumscribed and without form." Around 790 Charlemagne ordered a set of four books that became known as the Libri