Simplify the following text for a Grade 11 native English-speaking person.
Original: During and after World War II many Russian Ã migrÃ s moved to the United Kingdom , the United States , Canada , Peru , Brazil , Argentina , and Australia where many of their communities still exist today .
Simplified: During and after World War II , many Russian Ã migrÃ s moved to the United Kingdom , the United States , Canada , Peru , Brazil , Argentina , and Australia .