One key aspect is her family's decision to go into hiding. It was a desperate attempt to survive the Nazi persecution. Another is her diary - writing. It was her way of expressing herself in that confined and terrifying situation. Also, her ultimate fate in the concentration camp is a significant part of the story.
Anne Frank's real story has several important elements. First, the historical context of the Nazis' anti - Semitic policies that forced her family into hiding. Then, the details of life in the annex, like how they managed to get food and supplies. Anne's growth as a person during this time, as seen through her diary entries, is another key aspect. And finally, the tragic end that she and her family faced in the concentration camps, which is a reminder of the horrors of the Holocaust.
The key aspects include the secrecy of their hiding place. They had to be extremely careful not to make any noise or be seen. Anne's relationship with the others in the annex is also important. There were tensions and also moments of support. And of course, her diary, which has now become a crucial historical document, revealing the inner thoughts and experiences of a young Jewish girl during the Holocaust.