Boxer Rebellion
Chinese Open Door Policy
Gentlemen’s Agreement
Great White Fleet tour
Hawaiian Annexation
Jones Act
Nicaragua--U.S. Marine Occupation
Panama Canal
Platt Amendment
Roosevelt Corollary
Root-Takahira Treaty
Secure Railroad Work in China
Spanish-American War
Tampico Incident
Teller Amendment
Treaty of Paris
Treaty of Portsmouth
Big Stick
Dollar Diplomacy
Moral Diplomacy
Child Labor Act
Clayton Antitrust Act
Elkins Act
Federal Farm Loan Act
Federal Reserve Board
Federal Trade Commission
Hepburn Act
Mann-Elkins Act
Meat Inspection Act
Newlands Reclamation Act
Payne-Aldrich Act
Pure Food and Drug Act
Square Deal
16th Amendment
17th Amendment
18th Amendment
19th Amendment
Jane Addams
Carrie Chapman Catt
Eugene V. Debs
John Dewey
Theodore Dreiser
W.E.B Du Bois
Charles Evans Hughes
Hiram Johnson
Florence Kelley
Robert La Follette
Henry Demarest Lloyd
John Muir
Alice Paul
Frances Perkins
Gifford Pinchot
Jacob Riis
Upton Sinclair
Ida Tarbell
Margaret Sanger
Lincoln Steffens
Frederick W. Taylor
Booker T. Washington