Big Boss was the codename of the worlds most legendary soldier. Prior to the codename Big Boss, his first codename was Naked Snake he used during the Cold War. Big Boss created the special forces
Unit Foxhoud and the Militaires Sans Frontieres( military without a government). He established two nations, Outer Heaven located in south america and Zanzibar Land in central Asia.
Big Boss also co-founded the secret organization known as The Patriots. Due to Big Boss`s success as a solider and a military genius was chosen by a fellow peer to have clones made of him. He could not naturally reporduce because he was sterilized by radiation poisoning, The cloning project was known as Les Enfants Terribles and is resonsible for spawning Solid,Liquid and Solidus Snake.