1840s

• The American Comic Strip is born when The Adventures of Mr. Obadiah Oldbuck becomes the earliest known sequential comic book to be published in America.

1895

• Reprints of "Platinum Age" comics, like The Brownies and Yellow Kid, become increasingly popular. Reprints of titles such as Popeye, Buster Brown and Bringing Up Father sell millions before the advent of originally produced material.

1938

• The Golden Age of Comics officially begins, with the publication of Action Comics #1, starring the first bonafide success story in comics: Superman.

• The Silver Age of Comics begins, as characters based on popular Golden Age super-heroes -- like DC Comics' The Flash -- are updated and refurbished for a new generation of readers. Moreover, Marvel Comics' publication of Fantastic Four #1 in 1961 reinvigorated the comics industry by introducing new, more human, super-hero iconography.

• Zap Comix #1, a seminal underground “alternative” comic is published.

• Dark Horse Comics founded.

• Art Spiegelman wins the Pulitzer Prize for the graphic novel Maus.
• Image Comics is formed by seven of the industry’s top talents at the time.

2001

• Author Michael Chabon wins the Pulitzer Prize for The Amazing Adventures of Kavalier & Clay, a novel about the Golden Age of Comics.
• In the United Kingdom, The Guardian awards its prestigious First Novel Award to Chris Ware for the graphic novel Jimmy Corrigan.

2005

• The Maryland State Department of Education launches a pilot program for the country's first state-sponsored curriculum to include comic books.

2006-2007

• Gene Yang's American Born Chinese, from First Second Books, becomes the first graphic novel to be nominated for a National Book Award (in the category of Young People's Literature.) Later, American Born Chinese would become the first graphic novel to be honored with the prestigious Michael L. Printz Award.