In Handlová, Eva grew up in predominantly German speaking environment of the local Jewish community, but was also exposed to the ideals of Tomáš Masaryk through her mother, whose father was a tailor in the army.
Initially, the family lived in relative safety due to Mosnáková's father's status as an "economically important Jew," which allowed him to continue his veterinary practice.
In spite of the German heritage of Henrich, the family supported the uprising and Terézia's younger brother Vladimír, a former officer of the Slovak army, personally took part in the armed resistance.
[1] During this time, Eva became close to Vladimír, whose support for the resistance led to his arrest in early 1945 and imprisonment in the Mauthausen concentration camp.
[1] Starting in 1990s, Mosnáková became increasingly involved in the public sphere, sharing her personal experiences with persecution by the fascist and communist totalitarian regimes.
The president of Slovakia Peter Pellegrini praised her bravery and lifelong devotion to human rights in a social media post in reaction to her death.