Who did Selim the grim defeat at the battle of chaldiran

ok so the Safavid army finally met the Ottomans in the field at Chaldiran, in northeastern Iran. Selim, at the head of an exhausted, hungry army, probably didn't send Ismail a thank you note, but he should have. Hindsight is 20/20, but Ismail was clearly dooming his army to defeat by offering battle.

possession of power

exercising of power

class and power