And, how odd, that only the Chinese and Mexican flags are involved.
Trading partners? Then where are Taiwan, Japan, Thailand, Canada...?
Major contributors of illegal immigrants? Then were were the flags of Ireland, Korea, Egypt, "Palestine"...?
Biggest suppliers of cheap junk? Then Mexico no longer qualifies.
Major perpetrators of government sponsored domestic civil rights abuses? Then where were the flags of Saudi Arabia, Myanmar, DPRK, Iran, The Bolivar Republic of Venezuela, Nepal, Somalia, Sudan...?
I just don't see what legitimate lesson they, and only they, pertained to ON THE FIRST & SECOND DAY OF CLASS.
Than God we have educational taliban like you to protect us from undesirable thinking.