Thomas Nast was the first influential American political cartoonist. Read about his transformation from an illustrator of the Civil War to one who took on Boss Tweed and the corruption of Tammany Hall.

Within the article about the President's impeachment is this brief article about cartoonist Thomas Nast, who started as a cartoonist during the Civil War, but saw his greatest influence in the take-down of Boss Tweed and Tammany Hall.

One of the first editorial cartoonists, Thomas Nast, helped bring down Tammany Hall and created iconic images of Santa Claus, the Democratic Donkey, and the Republican Elephant.

Nast was a famous caricaturist and editorial cartoonist.

A website dedicated to displaying a selection of political cartoons and caricatures from the nineteenth and twentieth centuries. Includes biographies of many famous cartoonists and commentaries on the cartoonist's style and interests.

The Library of Congress offers a digitized collection of caricature, cartoon, and animated art. The collection is searchable and short histories of cartoonists, types of cartoons, and animation are included.

Take a look at how wars and politics from the 1860s through the 1960s were drawn by some of the nation's most influential humorists and cartoonists.

An overview of Herb Block's Editorial Cartoons which were gifted to the Library of Congress. The archive includes records, clippings, photographs and various articles as well as 14,000 original drawings.