This is a timeline of significant events in comics in the 1900s.
March 11: first publication of Happy Hooligan by Frederick Burr Opper in the Hearst newspaper Sunday pages.
January 2: first appearance of Major Ozone's Fresh Air Crusade by George Herriman, syndicated by World Color Printing Co.
February 14: first appearance of Little Jimmy by Jimmy Swinnerton in the New York Journal.
July 24: first appearance of Little Sammy Sneeze by Winsor McCay in New York Herald.
September 10: first appearance of Dreams of the Rarebit Fiend by McCay under the pseudonym Silas, in Evening Telegram.
Unknown date: Journal of Current Pictorial
February 2: first appearance of Bécassine drawn by Joseph Pinchon, in La Semaine de Suzette.
January 8: first appearance of The Story of Hungry Henrietta by Winsor McCay.
June 26: first appearance of A Pilgrim’s Progress by McCay.
October 15: first publication of Little Nemo in Slumberland by McCay in New York Herald.
Unknown date: a collection of McCay's Dreams of the Rarebit Fiend strips is published by the Frederick A. Stokes Company of New York.
Harold R. Heaton joins the Inter-Ocean newspaper as an editorial cartoonist.
November 1: first appearance of The Umbrella Man by John Hager for the Seattle Daily Times, appearing on the front page as a supplement for the weather. Not titled as the Umbrella Man, but called that May 3, 1913, under a section called "Features of Today's Paper".
1900s in comics Wikipedia (Text) CC BY-SA