What is Mary Berg?
{{Infobox person | name = Mary Berg | image = | caption = | birth_name = Miriam Wattenberg | birth_date = {{birth year|1924}} | birth_place = [[Łódź]], [[Łódź Voivodeship]], [[Second Polish Republic]] (modern-day [[Poland]]) | death_date = April 2013<br/> (aged 88–89) | death_place = [[York, Pennsylvania|York]], [[York County]], [[Pennsylvania]], [[United States]] | nationality = Polish; half-American | occupation = | alias = Mary Berg (pseudonym);<br/> Mary Pentin<br/> (name by marriage) | pen name = | known_for = Writing a diary during the Holocaust; being a Holocaust survivor | spouse = William Pentin (husband) | father = Shaya Wattenberg | mother = Lena Wattenberg (née Zol) | relatives = Anna Wattenberg (sister)<br/> Benno Zol<br/> (maternal grandfather) }} '''Miriam Wattenberg''' ({{birth year|1924}}{{spnd}}April 2013), better known by her pseudonym '''Mary Berg''', was a [[Poles|Polish]]-born, half-[[Americans|American]], [[Jew|Jewish]] girl who kept a [[diary]] written mostly while Poland was German-occupied. during [[World War II]]. During the first months of World War II many Jews from Łódz (before their imprisonment in the Łódz Ghetto in April 1940), including Mary and her family escaped to [[Warsaw]] which was much safer for Jews at the time. But in the following months of their stay there, the situation of Jews got almost as bad, and by October 1940, they and other Jews from Warsaw were forced to live in the Warsaw Ghetto. They stayed in the ghetto for almost two years. Because of their American connection, in July 1942, Miriam and her family left the Warsaw Ghetto on a transport to a prison in [[Kawiak]] where they would be detained. They stayed in the prison for a few months. Mary and her family tried to escape, but were unsuccessful. Because of this in January 1943, they left on a transport to the [[Vitt