Here is the full list of all 60 Oriental Empires achievements.
Appoint an advisor.
Appoint a minister.
Move the location of a horde settlement.
Win the Grand Campaign scenario with every faction.
Win the Grand Campaign scenario by a Son of Heaven victory using any faction.
Win the Grand Campaign scenario by a conquest victory using any herding faction.
Win the Grand Campaign scenario by a conquest victory using any farming faction.
Have thirty different encounters in one game.
Have three other factions as vassals.
Recruit fifty cavalry units in one game.
Control a Famous Taoist Temple, a Famous Buddhist Temple, a Famous Confucian Temple, A Famous Legalist School, and a Famous Mohist School at the same time.
Win three games of any type.
Build a Famous Buddhist Temple.
Build a Famous Legalist School.
Capture a city with a rammed earth or brick wall.
Build a Legendary Shrine.
Build a ship unit.
Found twelve settlements.
Win the Grand Campaign scenario by a cultural victory using any faction.
Win a battle with at least sixteen units on each side.
Build a Royal Palace.
Kill three thousand enemy soldiers in one game.
Upgrade a settlement to a large city.
Win a battle with at least eight units on each side.
Start a custom game.
Upgrade a copper, gold or jade scrape to a mine.
Found five settlements.
Reach turn 100.
Conquer a settlement that has rebelled against you.
Have one thousand gold income per turn from trade.
Control one hundred hexes of farmland.
Kill one thousand enemy soldiers in one game.
Build a Summer Palace.
Connect two of your settlements with a trade route.
Win a battle.
Issue an edict.
Found a new settlement.
Win a total of one thousand battles.
Win a naval battle.
Win a naval battle with at least four ships per side.
Conquer ten settlements controlled by peasant rebels in one game.
Complete a multi-player game.
Win the Warring States scenario.
Win a cultural victory in the Warring States scenario playing Lu.
Win a conquest victory in the Warring States scenario playing Qin.
Put four terror skulls on an enemy city.
Issue a Kurultai edict.
Win the Life of Genghis Khan scenario with a conquest victory.
Win a conquest victory in the Time of the Mongols scenario using a Christian faction.
Win a cultural victory in the Time of the Mongols scenario playing Xi Xia and having at least 5 Famous Buddhist Temples.
Win a conquest victory in the Time of the Mongols scenario using a Muslim faction.
Win a cultural victory in the Time of the Mongols scenario playing a Muslim faction and having at least 5 Great Mosques.
Win the Time of the Mongols scenario.
Win the Three Kingdoms scenario as Cao Cao.
Win the Three Kingdoms scenario as Liu Bei.
Win the Three Kingdoms scenario as Sun Jian.
Win the Three Kingdoms scenario as either Heishan or White Wave Bandits.
Win the Three Kingdoms scenario via a cultural victory as The Five Pecks and having at least 5 Famous Daoist Temples.
Win the Three Kingdoms scenario three times with three different factions.