caption: The image shows a poster of a group of people standing in front of the Brandenburg Gate in Berlin, Germany, with Nazi flags waving in the background. At the top of the poster, there are several aircrafts flying in the sky and the words "Frauenwarte nr 9, 1941" written in bold lettering. The people in the foreground are holding flags in their hands, and the arch of the gate is visible in the center of the image.