... forgive them, for they do not know what they do...

Thailand Hitler banner forces university to apologize UPI

It's not the first time there's been an uproar created at Thai schools regarding Hitler and Nazis

September 2011

A Nazi day at Thai school The Sun UK

Thai school's Nazi - themed parade sparks outrage CNN

Obviously this is a reflection of the education system in Thailand.
Teaching history ends at Thailand's borders. There are similar shortcomings in world geography.