Here is the full list of all 86 Generals Rulers achievements.
Hire units: 1000000
Hire scientists: 500000
Study science: 500
Study science: 1000
Study scienceStudy science: 1500
Study science: 1800
Get population: 50000000
Get population: 100000000
Get the gold: 10000000
Get the gold: 40000000
Get the gold: 100000000
Destroy 1000000 units
Hire scientists: 200000
Hire scientists: 100000
Hire scientists: 50000
Get population: 20000000
Destroy 500000 units
Victory in Europe
Grab the regions: 500
Destroy 250000 units
Hire units: 500000
Army strength: 25000000
Hire units: 250000
Army strength: 10000000
Grab the regions: 250
Destroy 100000 units
Destroy 50000 units
Study science: 250
Hire units: 100000
Army strength: 5000000
Destroy 25000 units
Study science: 100
Hire units: 50000
Army strength: 2500000
Hire units: 25000
Get population: 10000000
Destroy 10000 units
Destroy 5000 units
Destroy 2500 units
Destroy 1000 units
Destroy 500 units
Army strength: 1000000
Grab the regions: 5
Grab the regions: 10
Grab the regions: 25
Grab the regions: 50
Grab the regions: 100
Destroy 100 units
Destroy 250 units
Study science: 50
Study science: 25
Hire scientists: 500
Hire scientists: 1000
Hire scientists: 2000
Hire scientists: 5000
Hire scientists: 10000
Hire scientists: 20000
Hire units: 10000
Army strength: 500000
Hire units: 5000
Hire units: 2500
Army strength: 250000
Hire units: 1000
Study science: 5
Study science: 10
Get population: 200000
Get population: 500000
Get population: 1000000
Get population: 2000000
Get population: 5000000
Army strength: 1000
Army strength: 2500
Army strength: 5000
Army strength: 10000
Army strength: 25000
Army strength: 50000
Army strength: 100000
Get the gold: 100000
Get the gold: 400000
Get the gold: 1000000
Get the gold: 4000000
Get population: 100000
Victory in Asia
Get the gold: 400000000
Destroy 2500000 units
Destroy 5000000 units