Complete the following Secret achievements to collect their Xbox Live Gamerscore points.

Achievement	How to unlock
Declaration of Independence (20 points)	Escape the trap at Independence Hall.
Fighting fire with fire (10 points)	Kill 100 KPA using hacked drones.
Flash ah aaaahhh! (20 points)	Successfully resolve 20 Flashpoints.
Gogigui (10 points)	Kill 5 or more KPA with a single Molotov.
Heist of the century (20 points)	Steal a Goliath from the Shipyard.
Hit and run (20 points)	Escape the ambush at Ned's Armoury.
Micro Machine (10 points)	Destroy an armoured car with an RC car bomb.
Red Dawn (20 points)	Enter Elmtree Red Zone.
Silent but Deadly (10 points)	Perform 5 takedowns in a row without being spotted by the KPA.
Surprise! (10 points)	Kill 20 KPA using proximity based GTK items.
Take me out (20 points)	Perform 30 takedowns on KPA snipers.
We Can Be Heroes (20 points)	Incite a revolution at City Hall.
Welcome to the Resistance (10 points)	Join the Philadelphia resistance movement.