Khergit. The Mongols of Calradia. They live and die on their horses, so it's no suprise that both their top-tier units are mounted. Early on they specialise in one-handed swords or bows.
The table below shows the amount and tiers of different troops within the basic divisions as well as their weapon equipments. (Note: A troop within a basic devision can be equipped with more than one weapon type.)