The Intrigue Expansion Add-on for Galactic Civilizations III has 24 achievements.
Create a commonwealth
Form a government
Change your government type
Change your tax slider for one turn
Lower your taxes to 0% for one turn
Raise your taxes to 100% for one turn
Buy at least one resource on the marketplace
Sell at least one resource on the marketplace
Buy at least 10 resources at once
Sell at least 10 resources at once
Buy at least 30 resources at once
Sell at least 30 resources at once
Successfully complete a Crisis
Assign a Crisis manager
Win an Election
Win an Election with a landslide majority
Complete "Apophis" Crisis
Complete "Rogue General" Crisis
Complete "Secession" Crisis
Complete "Space Monster" Crisis
Complete "The Revolution" Crisis
Complete "The Simulation" Crisis
Complete "Brain Parasites" Crisis
Complete "Brain Trust" Crisis