Argentines

Unique units
Mounted explorer: explorer on his horse, therefore faster and have extra LOS.

Gaucho:  mounted settlers, therefore move faster, have more HP and attack.

 Lassador:  lasso-armed light infantries, can deal splash damage, good against heavy infantry.

Montonera: agile mounted raiders with decent siege attack, plus attack bonus against cavalries.

 Mounted Grenadier: elite cavalries which throw grenades like their counterparts on foot, devastating against buildings and massed infantries.

 Transport Wagon: quite-sturdy land transport units in their own right, each of them can carry 10 infantry units.

Zebu: improved breed of cows that can produce impressive amount of food.