Message to U.S. Citizens – U.S. Mission to Germany (September 4, 2020)  Location: Throughout Germany  Event: Germany-wide Warning Day on September 10 at 11:00 a.m.  On Thursday, September 10, 2020, at 11:00 a.m., all 16 federal states will test their government warning system, including warning devices such as city sirens and loudspeaker trucks.  A test notification will also be sent out through the German government warning …