They get the feeling that their culture matters. Recognizing genocides is considered respectful to the descendants of the people who suffered. It also teaches people world history into some extent.
CALENDAR: NOVEMBER 1ST FIRST DAY OF AMERICAN INDIAN HERITAGE MONTH; ME SILENTLY WAITING FOR AT LEAST ANYBODY TO SHOW SAME AWARENESS, LOVE AND RESPECT FOR THE CIRCASSIANS WHO HAD ALSO SUFFERED A HORRIFIC GENOCIDE BY AN EVIL EMPIRE.