Go back in time through the power of primary sources, see artifacts, and hear journal excerpts from individuals who served in the United States Cavalry as America expanded westward between 1830 and 1890. Learn from historians and first person re-enactors who bring this dynamic period of American history to life. To find a more detailed program description, program objectives, related national curriculum standards, related learning activities, and a time-coded program agenda, click on the Educational Material tab. This program is targeted to students in grades seven through twelve.