Here is the full list of all 103 Cossacks 3 achievements.
Earned by player who has saved Oryol from destruction during first mission of Russian campaign.
Earned by player who has hired brigands in one of the missions.
Earned by player who has constructed 10 shipyards in the course of a single game.
Earned by player who has cast 50 mortars in the course of a single game.
Earned by player who has constructed 100 fishing boats.
Earned by player who has hired 200 prussian musketeers in the course of a single game.
Earned by player whose population has reached 4000 men.
Earned by player who has hired 200 vityazi in the course of a single game.
Earned by player after one hundred victories on a random map.
Earned by player who has hired 1000 algerian bowmen in the course of a single game.
Earned by player after defeating six allied AI opponents on highest difficulty setting.
Earned by player who has hired 200 croats in the course of a single game.
Earned by player who has hired 200 scottish musketeers in the course of a single game.
Earned by player after defeating four allied AI opponents on highest difficulty setting.
Earned by player who has hired 100 royal musketeers in the course of a single game.
Earned by player after defeating two allied AI opponents on highest difficulty setting.
Earned by player who has researched all possible upgrades in the course of a single game.
Earned by player after ten victories on a random map with a sea.
Earned by player after ten losses to another player.
Earned by player who has sold 1 000 000 resources at the market in the course of a single game.
Earned by player who has constructed 5 XVIII century barracks in the course of a single game, beginning with low or average starting resources.
Earned by player who has hired 200 swedish reiters in the course of a single game.
Earned by player who has hired 200 janissaries in the course of a single game.
Earned by player who has achieved victory in alliance with another player or AI on a random map.
Earned by player who has hired 3 hetmans in the course of a single game.
Earned by player who has executed the incapable commander during first tutorial mission.
Earned by player after ten victories on a random map.
Earned by player who has researched all attack upgrades for the Serduks.
Earned by player who has constructed 100 housing in the course of a single game.
Earned by player who has researched all upgrades for the winged hussars.
Earned by player after completing the second tutorial mission successfully.
Earned by player who has recruited 50 priests in the course of a single game.
Earned by player who has researched all attack and defense upgrades for the Roundshiers.
Earned by player who has reached XVIII century within 20 minutes of playing, beginning with low or average starting resources.
Earned by player who has cast 20 cannons in the course of a single game.
Earned by player whose population has reached 2000 men.
Earned by player who has constructed 5 town centers in the course of a single game, beginning with low or average starting resources.
Earned by player who has gathered soldiers into a regiment.
Earned by player who has burnt down 10 enemy buildings.
Earned by player who has burnt down 100 enemy buildings.
Earned by player who has constructed 50 wall sections in the course of a single game.
Earned by player after one victory on a random map with a sea.
Earned by player who has won a game that lasted for over an hour.
Earned by player who has constructed a montgolfier.
Earned by player after one victory on a random map.
Earned by player after completing the English campaign.
Earned by player who has found a treasure chest.
Earned by player who was polite with the peasant during second mission of English campaign.
Earned by player after completing the first tutorial mission successfully.
Earned by player who has forced the incapable commander to retire during first tutorial mission.
Earned by player who has constructed a ship of the line.
Earned by player who has constructed 10 towers in the course of a single game.
Earned by player who has reached XVIII century.
Earned by player who has hired 50 mercenary Sich cossacks in the course of a single game.
Earned by player who has researched all upgrades to wood and stone collection.
Earned by player who has researched all firepower upgrades at the academy.
Earned by player having 100 XVIII century mercenary dragoons simultaneously.
Earned by player who has constructed another nation's town center using captured peasants in the course of a single game.
Earned by player who has researched all toughness upgrades for buildings and fortifications.
Earned by player who has researched all cavalry production speed and attack upgrades at the smithy.
Earned by player who has researched 3 attack and defense upgrades for the XVII century pikemen.
Earned by player who has installed an upgrade at the mill.
Earned by player after one victory over another player.
Earned by player after ten victories over other players.
Earned by player after one hundred victories over other players.
Earned by player after completing the Austrian campaign.
Earned by player after completing the French campaign.
Earned by player after completing the Ukrainean campaign.
Earned by player after completing the Russian campaign.
Earned by player after completing the Austrian campaign on highest difficulty setting.
Earned by player after completing the English campaign on highest difficulty setting.
Earned by player after completing the French campaign on highest difficulty setting.
Earned by player after completing the Ukrainean campaign on highest difficulty setting.
Earned by player after completing the Russian campaign on highest difficulty setting.
Earned by player after one hundred victories on a random map with a sea.
Earned by player who has collected 1 000 000 resources within 20 minutes of playing.
Earned by player who has boosted mine capacity to 95 workers.
Earned by player who has crossed river on a ferry on a random map.
Earned by player who has hired 500 mercenary bowmen in the course of a single game.
Earned by player who has hired 500 mercenary light infantry in the course of a single game.
Earned by player who has installed all rate of fire upgrades at a tower.
Earned by player who has reinforced 10 times a regiment that lost over half of its manpower.
Earned by player who has captured 20 cannons in the course of a single game.
Earned by player who has discovered 10 secret tasks.
Earned by player who has shown mercy over 5 times.
Earned by player who has displayed a cruel streak over 5 times.
Earned by player who has raised militia in every town during first mission of English campaign.
Earned by player who caught turkish wagon train during first mission of Austrian campaign.
Earned by player who has destroyed the garrisons of turkish fortresses during second mission of Austrian campaign.
Earned by player who was merciful to people of the duchy of Mantua during third mission of Austrian campaign.
Earned by player who has successfully used the captured turkish ship during first mission of French campaign.
Earned by player who was merciful to the civilians of Berber Coast and to the slave trader during second mission of French campaign.
Earned by player who has released the captives during second mission of French campaign.
Earned by player who has destroyed the garrison of Palermo during third mission of French campaign.
Earned by player who has released more than a hundred of captives during first mission of Ukrainean campaign.
Earned by player who has captured both turkish fortresses during first mission of Ukrainean campaign.
Earned by player who has destroyed the buildings of Weissenstein during second mission of Ukrainean campaign.
Earned by player who has destroyed the buildings of Kafa during third mission of Ukrainean campaign.
Earned by player who has destroyed the muscovite flank troops without being spotted during fourth mission of Ukrainean campaign.
Earned by player who has won the fifth mission of Ukrainean campaign with no losses among the bodyguards of the prince.
Earned by player who let no wagon train reach the besieged Vitebsk during second mission of Russian campaign.
Earned by player who has swiftly won the third mission of Russian campaign by defeating the besiegers.
Earned by player who has defeated the Lithuanians, the Poles and the Inflanty before Swedish entrance in the war during fourth mission of Russian campaign.