State officials and survivors gathered at the former German concentration camp Auschwitz on Friday to commemorate Sinti and Roma who perished at the hands of the Nazis 80 years ago. The main speech at the memorial service was given by German Bundestag President Bärbel Bas. European Holocaust Memorial Day for Sinti and Roma is held annually on August 2. The day is timed to commemorate a massacre on the night of August 2, 1944, when German guards liquidated what was then called the “Gypsy Family Camp” at Auschwitz-Birkenau, murdering 4,300 men, women and children in gas chambers. “Auschwitz repr…