Diplomacy
From Heroes of Might and Magic: Olden Era Official Wiki
Diplomacy is a skill that gives heroes a chance to pay and recruit enemy neutral squads instead of fighting them, provided that their army is strong enough to intimidate them into doing so.
Levels
Basic Diplomacy
Provides a chance of neutral squads offering to join the hero’s army for Gold instead of fighting them.
Advanced Diplomacy
Provides a chance of neutral squads offering to join the hero’s army for Gold instead of fighting them. +25% Persuasion Power in Diplomacy.
Larger Than Life
Neutral squads view the hero’s army as +25% more powerful than it is, increasing the chance that they will join or flee. This bonus is doubled if the hero knows “Battlecraft”.
Expert Diplomacy
Provides a chance of neutral squads offering to join the hero’s army for Gold instead of fighting them. +50% Persuasion Power in Diplomacy.
Art of the Deal
Neutral squads take –15% Gold to recruit. This bonus is doubled if the hero knows “Economy”.
Vagrant Army
Friendly creatures with neutral affinity gain an additional +100% of the hero’s Attack and Defense to their Attack and Defense.
Skill Synergies
Knowing Diplomacy will give the following benefits to other subskills:
Wizard Contract
Friendly creatures take –10% Magic Damage. This bonus is doubled if the hero knows “Diplomacy.”
Friendly creatures take –10% Magic Damage. This bonus is doubled if the hero knows “Diplomacy.”
Veterans
Tier-4 creature growth in all your cities increases by 2. This bonus is doubled if the hero knows “Diplomacy.”
Tier-4 creature growth in all your cities increases by 2. This bonus is doubled if the hero knows “Diplomacy.”
Artifact Effects
Holy Sigil of Insara —
Epic Relic
While worn, grants all unlearned Subskills of the following Skills: Leadership, Insight, Diplomacy, Tactics.Diplomatic Gifts —
Legendary Item
+10% to Persuasion Power in Diplomacy.Ambassador's Sash —
Legendary Back
+10% to Persuasion Power in Diplomacy.

