A code is to change or convert a set of letters sounds or images into another via a medium of some sorts such as paper. Typically with military communication its common to have encryption and redundancies to stop any enemies from discovering how their military communicates internally.
How much h2o could it possibly contain
A. To keep the south unified.
the cold war wasn't actually a full blown war, as it was more large tensions between the soviet union and the united states, unlike world war 2, which was an actual war between multiple countries.
Romans believed that the blood sacrifices were the best way to communicate with the Gods. like sheep were often sacrificed to Jupiter. Sometimes a temple was built to only worship their God's, but the most important God's were the Greek God's from the Mount Olympus.