How long was butch cassidy a criminal?

Butch Cassidy, born Robert LeRoy Parker, was active as a criminal primarily from the late 1890s until his presumed death in 1908. He gained notoriety as a bank and train robber, leading the Wild Bunch gang. His criminal activities spanned about a decade, during which he became one of the most famous outlaws of the American West. After fleeing to South America, his criminal career effectively ended, though his exact fate remains uncertain.