These signs had remained symbols of the Paulskirche movement and Weimar Germany wanted to express its view of being also originated in that political movement between 1848 and 1852. The republican coat of arms took up the idea of the German crest established by the Paulskirche movement, using the same charge animal, an eagle, in the same colours (black, red and or), but modernising its form, including a reduction of the heads from two to one. The artistic rendition of the eagle was very realistic. This eagle is mounted on a yellow (golden) shield. The coat of arms was announced in 1919 by the President Friedrich Ebert and Interior Minister Erich Koch-Weser: