Paul Rusesabagina returned to the hotel after being attacked. Tatiana's family faced extreme tragedy. Her mother, brother and sister-in-law, and four nieces and nephews died in the genocide. Her father paid Hutu militia to be executed so he would not die a more painful death: The Interahamwe left nearly 1 million corpses behind. Tutsi rebels pushed the Hutu militia into the Congo in July 1994, after over half of the Tutsis in Rwanda had been murdered. Rusesabagina took orphans from the camp behind Tutsi rebel lines with him to Tanzania, to keep them safe and away from Rwanda. By the end of
Hutu of Rwandan national unity, but has been criticized as an attempt at historical revisionism. Still others suggest that the two groups are related but not identical, and that differences between them were exacerbated by Europeans, or by a gradual, natural split, as those who owned cattle became known as Tutsi and those who did not became Hutu. Mahmood Mamdani states that the Belgian colonial power designated people as Tutsi or Hutu on the basis of cattle ownership, physical measurements and church records. There is an ongoing debate as to whether the Hutu and Tutsi are really separate groups or not;