Portrait by Pach Bros., c. 1904
"The Bosses of the Senate", an 1889 political cartoon by Joseph Keppler depicting corporate interests—from steel, copper, oil, iron, sugar, tin, and coal to paper bags, envelopes, and salt—as giant money bags looming over the tiny senators at their desks in the Chamber of the United States Senate.
Theodore Roosevelt at age 11
Standard Oil (Refinery No. 1 in Cleveland, Ohio, pictured) was a major company broken up under United States antitrust laws.
The Roosevelt coat of arms as displayed on Theodore Roosevelt's bookplate, featuring three roses in a meadow (in reference to the family name, which means "rose field" in Dutch).
The printing equipment company ATF explicitly states in its 1923 manual that its goal is to 'discourage unhealthy competition' in the printing industry.
6-year-old Theodore and 5-year-old Elliott watch Lincoln's funeral procession from the second-floor window of their grandfather's mansion (at top left, facing the camera), Manhattan, April 25, 1865
Since 1922 the courts and Congress have left Major League Baseball, as played at Chicago's Wrigley Field, unrestrained by antitrust laws.
Roosevelt's taxidermy kit
Along with the Federal Trade Commission the Department of Justice in Washington, D.C. is the public enforcer of antitrust law.
Roosevelt's birthplace at 28 East 20th Street in Manhattan, New York City
Federal Trade Commission building, view from southeast
Roosevelt as New York State Assemblyman, 1883
Theodore Roosevelt as Badlands hunter in 1885. New York studio photo.
NYC Police Commissioner Roosevelt walks the beat with journalist Jacob Riis in 1894—Illustration from Riis's autobiography.
The Asiatic Squadron destroying the Spanish fleet in the Battle of Manila Bay on May 1, 1898
Colonel Theodore Roosevelt
Colonel Roosevelt and the Rough Riders after capturing Kettle Hill in Cuba in July 1898, along with members of the 3rd Volunteers and the regular Army black 10th Cavalry
Bureau of Engraving and Printing engraved portrait of Roosevelt as President
Official White House portrait by John Singer Sargent
Roosevelt driving through a sequoia tree tunnel
The U.S.'s intentions to influence the area (especially the Panama Canal construction and control) led to the separation of Panama from Colombia in 1903
1903 cartoon: "Go Away, Little Man, and Don't Bother Me". Roosevelt intimidating Colombia to acquire the Panama Canal Zone.
1904 election results
Roosevelt family at Oyster Bay, circa 1903
Roosevelt shortly after leaving office, October 1910
Roosevelt standing next to the elephant he shot on safari
Punch depicts no-holds-barred fight between Taft and Roosevelt
Roosevelt campaigning for president, 1912
Theodore Roosevelt's medical x-ray on October 14, 1912, after the assassination attempt, showing the bullet that would remain inside his body for life
The bullet-damaged speech and eyeglass case on display at the Theodore Roosevelt Birthplace in Manhattan, New York City
From left to right (seated): Fr. John Augustine Zahm, Cândido Rondon, Kermit Roosevelt, Cherrie, Miller, four Brazilians, Roosevelt, Fiala. Only Roosevelt, Kermit, Cherrie, Rondon, and the Brazilians traveled down the River of Doubt.
Former President Theodore Roosevelt in Allentown, Pennsylvania, 1914
Theodore and Edith Roosevelt's Grave at Youngs Memorial Cemetery
Part of the Works of Theodore Roosevelt
Sagamore Hill, Roosevelt's Long Island estate
"The Man of the Hour" Roosevelt as Warrior in 1898 and Peacemaker in 1905 settling war between Russia and Japan
1910 cartoon showing Roosevelt's many roles from 1899 to 1910
Theodore Roosevelt and pilot Hoxsey at St. Louis, October 11, 1910.

Having assumed the presidency after McKinley's assassination, Roosevelt emerged as a leader of the Republican Party and became a driving force for anti-trust and Progressive policies.

- Theodore Roosevelt

The Justice Department sued 45 companies under the Sherman Act during the presidency of Theodore Roosevelt (1901–09) and 90 companies during the presidency of William Howard Taft (1909–13).

- United States antitrust law
Portrait by Pach Bros., c. 1904

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Official campaign portrait, 1944

Franklin D. Roosevelt

American politician and attorney who served as the 32nd president of the United States from 1933 until his death in 1945.

American politician and attorney who served as the 32nd president of the United States from 1933 until his death in 1945.

Official campaign portrait, 1944
Eleanor and Franklin with their first two children, 1908
Roosevelt in 1944
Roosevelt supported Governor Woodrow Wilson in the 1912 presidential election.
Theodore Roosevelt was Franklin Roosevelt's distant cousin and an important influence on his career.
Roosevelt as Assistant Secretary of the Navy, 1913
Cox and Roosevelt in Ohio, 1920
Rare photograph of Roosevelt in a wheelchair, with Fala and Ruthie Bie, the daughter of caretakers at his Hyde Park estate. Photo taken by his cousin Margaret Suckley (February 1941).
Gov. Roosevelt with his predecessor Al Smith, 1930
Results of the 1930 gubernatorial election in New York
Roosevelt in the early 1930s
1932 electoral vote results
Roosevelt signs the Social Security Act into law, August 14, 1935
1936 re-election handbill for Roosevelt promoting his economic policy
1936 electoral vote results
Roosevelt with Brazilian President Getúlio Vargas and other dignitaries in Brazil, 1936
The Roosevelts with King George VI and Queen Elizabeth, sailing from Washington, D.C., to Mount Vernon, Virginia, on the USS Potomac during the first U.S. visit of a reigning British monarch (June 9, 1939)
Foreign trips of Roosevelt during his presidency
1940 electoral vote results
Roosevelt and Winston Churchill aboard HMS Prince of Wales for 1941 Atlantic Charter meeting
Territory controlled by the Allies (blue and red) and the Axis Powers (black) in June 1942
The Allies (blue and red) and the Axis Powers (black) in December 1944
1944 electoral vote results
Official portrait of President Roosevelt by Frank O. Salisbury, c. 1947
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The following year, Roosevelt's fifth cousin Theodore Roosevelt became President of the United States.

Industry leaders negotiated the rules with NIRA officials, who suspended antitrust laws in return for better wages.

Taft in 1909

William Howard Taft

The 27th president of the United States (1909–1913) and the tenth chief justice of the United States (1921–1930), the only person to have held both offices.

The 27th president of the United States (1909–1913) and the tenth chief justice of the United States (1921–1930), the only person to have held both offices.

Taft in 1909
Yale College photograph of Taft
Sultan Jamalul Kiram II with William Howard Taft of the Philippine Commission in Jolo, Sulu (March 27, 1901)
Roosevelt introduces Taft as his crown prince: Puck magazine cover cartoon, 1906.
One of a series of candid photographs known as the Evolution of a Smile, taken just after a formal portrait session, as Taft learns by telephone from Roosevelt of his nomination for president.
1908 Taft/Sherman poster
1908 electoral vote results
1909 inauguration
Newton McConnell cartoon showing Canadian suspicions that Taft and others were only interested in Canada when prosperous.
Taft and Porfirio Díaz, Ciudad Juárez, Mexico, 1909
Official White House portrait of Taft by Anders Zorn, c. 1911
Taft promoted Associate Justice Edward Douglass White to be Chief Justice of the United States.
1909 Puck magazine cover: Roosevelt departs, entrusting his policies to Taft
Taft with Archibald Butt (second from right)
Taft and Roosevelt – political enemies in 1912
Campaign advertisement arguing Taft deserved a second term
Electoral vote by state, 1912. States won by Taft are in red.
Taft (left) with President Warren G. Harding and Robert Lincoln at the dedication of the Lincoln Memorial, May 30, 1922
Chief Justice Taft, c. 1921
The U.S. Supreme Court in 1925. Taft is seated in the bottom row, middle.
Time cover, June 30, 1924
Taft insisted that Charles Evans Hughes succeed him as chief justice.
Taft's headstone at Arlington National Cemetery
Four-cent stamp issued for Taft (1930)

Taft was elected president in 1908, the chosen successor of Theodore Roosevelt, but was defeated for reelection in 1912 by Woodrow Wilson after Roosevelt split the Republican vote by running as a third-party candidate.

Controversies over conservation and antitrust cases filed by the Taft administration served to further separate the two men.

The Awakening: "Votes for Women" in 1915 Puck magazine

Progressive Era

Period of widespread social activism and political reform across the United States of America that spanned the 1890s to World War I.

Period of widespread social activism and political reform across the United States of America that spanned the 1890s to World War I.

The Awakening: "Votes for Women" in 1915 Puck magazine
Charlotte Perkins Gilman (pictured) wrote these articles about feminism for the Atlanta Constitution, published on 10 December 1916.
Colorado judge Ben Lindsey, a pioneer in the establishment of juvenile court systems
Glass works in Indiana, from a 1908 photograph by Lewis Hine
Women's Suffrage Headquarters on Euclid Avenue in Cleveland, Ohio in 1912
President Wilson used tariff, currency, and antitrust laws to prime the pump and get the economy working.
Manhattan's Little Italy, Lower East Side, circa 1900.
Newspaper reporting the annexation of the Republic of Hawaii in 1898
A cartoon of Uncle Sam seated in restaurant looking at the bill of fare containing "Cuba steak", "Porto Rico pig", the "Philippine Islands" and the "Sandwich Islands" (Hawaii)
Breaker boys sort coal in an anthracite coal breaker near South Pittston, Pennsylvania, 1911

They also sought regulation of monopolies through methods such as trustbusting and corporations through antitrust laws, which were seen as a way to promote equal competition for the advantage of legitimate competitors.

The national political leaders included Republicans Theodore Roosevelt, Robert M. La Follette, and Charles Evans Hughes, and Democrats William Jennings Bryan, Woodrow Wilson, and Al Smith.