1. 1 the americas. 1. 2 europe on the brink of change. 1. 3 west africa and the role of slavery. The mission of independence hall association, owner of ushistory. org, is to provide a forum for learning and discussing american history and. Webdownload or read online dozens of free us history textbooks in pdf format. Find high school, college, and primary school texts from various publishers and eras. Webthis textbook is based initially on the college entrance examination board test in advanced placement united states history. This seems to be the best reference on which to build. Webthis web page is supposed to provide an index of chapters for a free online textbook on u. s. History, but it shows an error message instead. You can try to restart your browser.