This installment of Crash Course US History explores the pivotal role of women during the Progressive Era, challenging the notion that the 19th Amendment was the sole achievement of the period. Host John Green argues that the years between 1890 and 1920, often called the "Women's Era," saw women actively reshaping the United States through participation in the workforce, consumer activism, and social reform movements like temperance and settlement houses. The video illustrates how economic independence and education were crucial prerequisites to political power. The content covers a wide range of topics including the Women's Christian Temperance Union (WCTU), the rise of mass consumerism and the National Consumers League, the birth control movement led by Margaret Sanger, and the diverse strategies within the suffrage movement itself. It highlights key figures such as Jane Addams, Florence Kelley, Charlotte Perkins Gilman, and Alice Paul, providing a nuanced look at the internal conflicts regarding race, class, and tactics (militant vs. moderate) that defined the struggle for equality. For educators, this video serves as an essential resource for teaching the complexity of social change. It moves beyond a simple timeline of voting rights to examine the intersectionality of labor, gender, and civil liberties. Teachers can use this video to spark discussions on how social movements build power, the concept of "private" vs. "public" spheres for women, and the historical context of modern debates surrounding reproductive rights and the Equal Rights Amendment.