Westward expansion : the Northwest Ordinance of 1787 and the Louisiana Purchase ratification of 1803
Slavery and the territories : Kansas-Nebraska Act of 1854
The promise of land : the Homestead Act of 1862 and the Morrill Land-Grant College Act of 1862
Women's right to vote : the Nineteenth Amendment of 1919
Protecting the working family : the National Labor Relations Act of 1935
The grand contract : the Social Security Act of 1935
The promise to America's veterans : the GI Bill of 1944
The recovery of western Europe : the Marshall Plan of 1948
Ribbons of highway : the Interstate Highway Act of 1956
Assuring equality, guaranteeing democracy : the Civil Rights Act of 1964 and the Voting Rights Act of 1965
Medical care for the elderly and poor : the Medicare and Medicaid Act of 1965
Protecting the environment : the National Environmental Policy Act of 1969
The laws that shaped America.