What is a stereotype in literature?

Why does the author interrupt louie’s narrative with information about japan and germany?

Ecoul il mana catre pestera purpurie dintre dealuri,trezind din vise pastratori adormiti. pluti apoi printre trestiile raului,si trestiile ii dusera solia catre apele marii." (oscar wilde,printul fericit) •analizeaza atributele adjectivale si substantivale si enuntul urmator,completand tabelul dat: |tipuri de atribut| |partea de vorbire| |cazul| multumesc,anticipat.

Archaic term which means to rob something from someone