In this book from the Cornerstones of Freedom series, readers will learn about how the great New York subway was built in the late 1800s. - One of few series that covers a broad range of major events throughout U.S. history. - Primary source quotes are included. - Includes expanded subject coverage, subheadings, informative sidebars, glossary terms, timelines, and additional resources, as well as an attractive new design and dramatic photographs. - Core-curriculum subjects. Grades 5-8 Social Studies Standards Time, Continuity, and Change: II - Develop critical sensitivities such as empathy and skepticism regarding attitudes, values, and behaviors of people in different historical contexts. Individuals, Groups, and Institutions: V - Identify and analyze examples of tensions between belief systems and government policies and laws. Power, Authority & Governance: VI - Give examples and explain how governments attempt to achieve their stated ideals at home and abroad.