A Polish guy finds a lamp buried in the sand
As per usual, a genie comes out and offers him three wishes.
The Polish guy things for a moment and says, "I wish for all of Ghengis Khan's armies to go rampaging across the steppes to the border of Poland, then turn around and go home."
"All right," the genie says, "Done. What's your second wish?"
"I wish for all the Mongol hordes of Asia to go rampaging across the steppes to the border of Poland, then turn around and go home."
"Are you sure?" a…