1) Before WWI, women's roles were largely confined to the domestic sphere such as housework, childcare, and serving as slaves for white families. 2) During the 19th century and WWI, women began working in factories, as nurses, and took on other jobs outside the home due to labor shortages from wars and industrialization. 3) Russian women uniquely participated directly in combat during WWI as part of female battalions, with one led by Maria Botchkareva.