■
Main objectives (required for this achievement)
• Optional objectives (only required for full synch achievement)
SEQUENCE 1
Memory 1 - Refresher Course
*** Spoiler - click to reveal ***■ Follow the path.
■ Climb to the marker.
■ Freerun across the path.
■ Kill the soldiers.
• Perform an Air Assassination.
■ Jump over to objective.
Memory 2 - A Deadly Performance
*** Spoiler - click to reveal ***■ Find a seat.
■ Press 
to trigger Eagle Vision.
■ Locate the gold target.
■ Find a secluded area to climb.
■ Climb up to the balcony.
■ Find a way backstage.
■ Rotate to locate and hold tension angle.
■ Rotate 
to locate and hold raking angle.
■ Press 
repeatedly to break the lock.
■ Find a way across the stage.
■ Exit the opera house.
Memory 3 - Journey to the New World
*** Spoiler - click to reveal ***■ Go to the upper deck.
■ Defeat the crewmen in a fist fight.
(tutorial for parry, counter, disarm)
• Limit health loss - 10%
■ Follow the captain to his cabin.
■ Return to your cabin to end the day.
■ Investigate the crew.
■ Speak with the doctor or cook.
■ Speak with James.
■ Look for clues at the stern.
■ Investigate the noise on the lower deck.
■ Return to your cabin to end the day.
■ Defeat Mills on the lower deck.
■ Secure the rigging.
■ Secure the broken rope.
■ Deploy the sail from the yard.
■ Rescue James.
• Rescue James within the given time - 0:40
• Complete all objectives before finishing the mission.
■ Meet the Captain at the bow.
■ Climb the foremast.
SEQUENCE 2
Memory 1 - Welcome to Boston
Memory 2 - Johnson's Errand
*** Spoiler - click to reveal ***■ Follow Charles Lee.
(exit the Green Dragon; talk to Thomas Hickey)
■ Climb the cliff to enter the hideout.
• Kill mercenaries using firearms - 0/10
(there are guards before and after you secure the chest; then 5 rooftop guards to shoot)(pistol or musket)
■ Pick up a musket.
■ Shoot a guard at the fort's entrance.
■ Reach the courtyard.
■ Kill the mercenaries.
■ Shoot the powder kegs.
■ Retrieve the stolen chest.
■ Kill the ambushers.
■ Loot a body.
■ Defend Lee and Hickey.
• Do not let Hickey or Lee lose more than half their health.
• Complete all objectives before finishing the mission.
■ Shoot the remaining guards on the roof.
■ Defend Lee and Hickey.
■ Shoot the remaining guards on the roof.
■ Head to the marker.
Memory 3 - The Surgeon
*** Spoiler - click to reveal ***■ Eavesdrop on Ben Church's neighbors while hidden.
(move between two civilians to blend with them)(move to green marker)
■ Climb the church and synchronize.
■ Eavesdrop on more conversations to find Church.
• Eavesdrop on a moving group of guards.
• 100% of success in all eavesdrops performed.
■ Accompany Lee to the waterfront.
• Remain undetected.
• Complete all objectives before finishing the mission.
■ Reach the warehouse entrance undetected.
■ Steal the key from a guard leader.
■ Unlock the door.
■ Assassinate Cutter and his men without being detected.
Memory 4 - The Soldier
*** Spoiler - click to reveal ***■ Tail Braddock's patrol.
• Limit detection time - 0:15
(don't get too close; stay near hiding spots)
■ Follow Lee to ambush Braddock's patrol.
■ Kill the entire patrol.
• Perform sequential kills (Kill Streak) - 3
(immediately after a kill, aim at nearby enemy and press 
to get 2nd kill, then again for 3rd kill)
• Prevent snitches from calling reinforcements.
(try to kill the drummer guy first)
• Complete all objectives before finishing the mission.
■ Speak with Braddock.
Memory 5 - Infiltrating Southgate
*** Spoiler - click to reveal ***■ Attack the convoy.
■ Get to the fort without being detected.
(press 
at four specific times to prevent detection)
■ Free the captives undetected.
• Find and kill the General.
(he's on the right side walking around, can do corner spot on him)
• Perform stealth assassinations from a corner spot - 0/3
(near each set of captives is a patrolling guard; watch his path from cover, then find good corner spot)
■ Assassinate Silas.
• Avoid firing line damage.
(press 
near an enemy (while a firing line is aiming) to use human shield)
(restart from last checkpoint to quickly earn achievement for 5 human shields)
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