Full list of all 38 Rise of Nations: Extended Edition achievements. It takes around 60-80 hours to unlock all of the achievements on Windows.
Destroy 10,000 buildings
Kill 50,000 units
Build 10,000 buildings
Train 1,000,000 cavalry units
Lose 100,000 units
Train 1,000,000 infantry units
Train 50,000 artillery units
Train 25,000 naval units
Train 10,000 air units
Beat Toughest
Beat Tougher
Complete the World Map Campaign
Win 100 games
Complete Espionage as the Soviets
Complete the Cold War Campaign
Complete Espionage as the USA
Complete the New World Campaign
Get a high score on any skill
Knockout in Sudden Death
Finish a game in Armageddon
Win Peaceful Tech Race
Win Musical Chairs
Win Territory
Research 4 finals in game
Win Assassin
Complete the Napoleon Campaign
Win 50 games
Gain control of 250 rare resources
Complete the Alexander the Great Campaign
Win 25 games
Collect 5,000 resources from ruins
Collect 1,000,000 resources
Win on a Big Huge Map
Win 10 games
Win Wonder
Send resources to an ally
Capture a city
Finish a multiplayer game