Anne Frank 1944, she kept a diary she had received as a birthday present, and wrote in it regularly. Following their arrest, the Franks were transported to concentration camps. In October or November 1944, Anne and her sister, Margot, were transferred from Auschwitz to Bergen-Belsen concentration camp, where they died (probably of typhus) a few months later. They were originally estimated by the Red Cross to have died in March, with Dutch authorities setting 31 March as their official date of death, but research by the Anne Frank House in 2015 suggests they more likely died in February. Otto, the only survivor
Anne Frank the version of events that had previously been presented by witnesses such as Otto Frank. In 1959, Otto Frank took legal action in Lübeck against Lothar Stielau, a school teacher and former Hitler Youth member who published a school paper that described the diary as "a forgery". The complaint was extended to include Heinrich Buddegerg, who wrote a letter in support of Stielau, which was published in a Lübeck newspaper. The court examined the diary in 1960 and authenticated the handwriting as matching that in letters known to have been written by Anne Frank. They declared the diary to be