Morale

Morale is a stat of units affecting their performance in combat.

Factors increasing morale

 * Friendly priest or mounted priest nearby. If there is one on the map, morale increases by 100/(5+d) where d is distance to the nearest priest.
 * Enough food. If the unit did take food before his turn, morale increases by 10.

Factors decreasing morale

 * Not enough food. If the unit did not take food before his turn, morale decreases by 30.
 * Unit being wounded. If unit's health is less than 100 morale decreases by 0.3*(100-hp) where hp is the unit health.

Morale effects
Morale changes 3 combat characteristics of the unit: attack, defence and speed.

Here is table of attack and defence morale effects Unit speed depends on his defence and morale. Here is table of speed