Tintin in the Congo and the stowaway is eaten by crocodiles. After reading a letter from the stowaway's pocket, Tintin finds that someone called "A.C." has ordered his elimination. Tintin captures a criminal who tried to rendezvous with the stowaway and learns that "A.C." is the American gangster Al Capone, who is trying to gain control of African diamond production. Tintin and the colonial police arrest the rest of the diamond smuggling gang and Tintin and Snowy return to Belgium. Georges Remi—best known under the pen name Hergé—was employed as editor and illustrator of (""The Little Twentieth""), a children's supplement to (""The Twentieth Century""),
Tintin (character) and has prompted a few to devote their careers to his study. General Charles de Gaulle "considered Tintin his only international rival". Hergé biographer Pierre Assouline noted that "Tintin had a prehistory", being influenced by a variety of sources that Hergé had encountered throughout his life. Hergé noted that during his early schooling in the midst of World War I, when German armies occupied Belgium, he had drawn pictures in the margins of his school workbooks of an unnamed young man battling (a slang term for the Germans). He later commented that these drawings depicted a brave and adventurous character