Open the letter you were asked to deliver to Eli Bleakworth.
Reach 100,000 Credits in one company.
Obtain a ticket home.
Discover the New World in the campaign.
Obtain "The Great Eastern" via Archibald's special quest "The Floating City".
Win a game with the highest possible difficulty score.
Organise a truly sumptuous exhibition.
Build a battlecruiser.
Defeat Dr. Hugo Mercier without luxury need public services and police stations (The Anarchist).
Supply a Metropolis on Crown Falls via trade routes only for 5 minutes (Sunken Treasures).
Reach 2500 attractiveness points in a Botanical Garden (Botanica).
Build one Hangar on each of the 4 Arctic Plateaus (The Passage).
Find Sir John Faithful's lost expedition to the Northwest Passage (The Passage).
Build 40 wings for the Palace (Seat of Power).
Reach a global production rate of Fuel of at least 100 tons per minute (Bright Harvest).
Rescue Isabel's comrades.
Find all arsonists and evacuate Bright Sands.
Defend all royal supply ships and destroy all supplies of your enemy.
Have 10 buildings planned in blueprintmode.
Build a steam ship.
Build a power plant.
Finish an expedition with morale lower than 15%.
Swap all the articles in a newspaper and then publish it.
Play a multiplayer match with 3 other players.
Build wood, stone and railway bridges.
Play ANNO 1800.
Complete all Classic Challenges offering Club Units in ANNO 1800.
Obtain all Club Rewards in ANNO 1800.
Own your first train.
Have a burning sailing ship.
Form an alliance with both Bente Jorgensen and Princess Qing.
Make someone happy by building a bank.
Lure Carl Leonard von Malching into gifting you money.
Form alliances with all players and pirates.
Unlock all the Departments of the Palace (Seat of Power).
Have one working Silo in the Old World region (Bright Harvest).
Reach Investors using only charter routes.
Publish at least one of Dr. Hugo Mercier's Propaganda Articles on your Newspaper (The Anarchist).
Complete 20 Anarchy Resident Quests (The Anarchist).
Establish an Alliance with Dr. Hugo Mercier (The Anarchist).
Complete Dr. Hugo Mercier's Main Arc (The Anarchist).
Defeat Dr. Hugo Mercier (The Anarchist).
Complete 10 Inuit or arctic residents' quests (The Passage).
Complete the story quest 'The Great Exhibition' (Sunken Treasures).
Deliver the letter to Eli Bleakworth unopened.
Complete all the cultural sets from Sunken Treasures (Sunken Treasures).
Reach the Glamorous attractiveness level on a City or higher on Crown Falls (Sunken Treasures).
Reach 50,000 Investors on Crown Falls (Sunken Treasures).
Use the Diving Bell for the first time (Sunken Treasures).
Complete all the cultural sets from the Arctic (The Passage).
Complete a Botanical Expedition (Botanica).
Equip a Music Pavilion with sheet music from Anno (Botanica).
Place the first botanical ornament in a Cultural Building (Botanica).
Complete all the cultural sets for the Botanical Garden (Botanica).
Build all the botanical ornaments in any Cultural Building (Botanica).
Fulfill Sir Archibald Blake's bulk order.
Don’t build a Charcoal Kiln in the Arctic until you pass 1000 Technicians (The Passage).
Having passed 500 technicians, turn off Heaters heating residences for 60 minutes (The Passage).
Have at least a Zoo, a Museum, a World's Fair and a Public Mooring within the Palace's range for 30 minutes (Seat of Power).
Have at least one Trade Union, Town Hall and Harbourmaster's Office with 4 item slots equipped each (Seat of Power).
Unlock all the Policies of the Palace (Seat of Power).
Have at least 10 farms with working tractors supplied by only one Fuel Station (Bright Harvest).
Build a Wooden Fence Entrance underneath a Brick Wall Gate (Bright Harvest).
Have one of every type of farm improved with a Tractor or Silo in the Old and New World regions (Bright Harvest).
Build at least 350 Farm Fields on any crop farm requiring this amount (Bright Harvest).
Read the whole of your father's diary.
Learn the secret behind your father's death.
Finish the campaign on normal difficulty.
Finish the campaign on advanced difficulty.
Finish the campaign on expert difficulty.
Organize an exhibition.