Why do you think Mrs. Meeker was willing to defy her husband's wishes that she not write to Sam?

Mrs. Meeker's willingness to defy her husband's wishes to write to Sam likely stems from her deep concern for her son's well-being and her desire to maintain a connection with him during tumultuous times. She may have recognized the importance of communication and support in a world filled with uncertainty. Additionally, her actions could reflect her own beliefs and values, prioritizing family ties over her husband's authority. This underscores the theme of individual agency in times of conflict.