Your chopper crash-landed at an urban war zone. Use your machine gun to get through the hostile enemy soldiers while moving closer to the extraction point.
Prepare for the battle to protect your base and complete your Lone Ops by taking down enemy troops. Upgrade your artillery and special attacks as needed.
By the time of WWII, the Nazis built the weapons that were far more superior than others so a Union Army was sent to spy on them. Your mission is to destroy the enemy's newly manufactured tanks.
A Soviet soldier taking part in the Battle of Stalingrad in 1942. To purge the city from the invading fascists, you got rifle, grenades and you can call backup. Make use of the reinforcements at your disposal.