What experiences did Elie Wiesel write about in the memoir Night?

In his memoir Night, Elie Wiesel recounts his harrowing experiences during the Holocaust. He details his deportation from Sighet to Auschwitz, the death of his mother and sister, and his subsequent transfer to Buna-Monowitz. Wiesel also describes the death march to Buchenwald, where his father perished, and his eventual liberation. His writings serve as a testament to the destruction of European Jewry during World War II and explore themes of spiritual reaction to extreme suffering and human apathy.1