First Lady of the United States and provided elite women with opportunities to play backstage political roles. Both Martha Washington and Abigail Adams were treated as if they were "ladies" of the British royal court. Dolley Madison popularized the First Ladyship by engaging in efforts to assist orphans and women, by dressing in elegant fashions and attracting newspaper coverage, and by risking her life to save iconic treasures during the War of 1812. Madison set the standard for the ladyship and her actions were the model for nearly every First Lady until Eleanor Roosevelt in the 1930s. She traveled widely and spoke to many groups, often
Timeline of United States inventions (1890–1945) the frustration of riding in a car driven by his lawyer, who kept speeding up and slowing down as he talked. The first car with Teetor's system was the Chrysler Imperial in 1958. This system calculated ground speed based on driveshaft rotations and used a solenoid to vary throttle position as needed. 1945 Block heater Timelines of United States inventions Related topics Timeline of United States inventions (1890–1945) A timeline of United States inventions (1890–1945) encompasses the ingenuity and innovative advancements of the United States within a historical context, dating from the Progressive Era to the end of World War