State income tax rates vary widely from state to state. South Carolina has the lowest marginal tax rate at 0% for the first $2,850 of personal income, while California has the highest marginal rate of 13.3% for the portion of incomes over $1,000,000.
DoD: The Department of Defense is basically the US military: the Army, the Navy, the Air Force, and the Marines. They defend American sovereignty by using guns and bombs in open and direct conflict.
The earliest form of the NSA was an organization known as the Black Chamber, which was created around 1920. It was a civilian organization designed to intercept communications and break codes, and it had a secret agreement with telecommunications companies.