United States Air Force Combat Control Teams, singular Combat Controller (CCT) (AFSC 1C2X1), are American special operations forces (specifically known as special tactics operators) who specialize in all aspects of air-ground communication, including air traffic control, fire support (including fixed and rotary wing close air support), and command ...
The modern stock market got its start in Europe in the late 1700s when formal stock exchanges began to appear. Although small scale trading wasn't new, there was no organized stock market in the United States until the early 1790s.
Following the introduction of the 12-stock industrial average in the spring of 1896, Mr. Dow, in the autumn of that year, dropped the last non-railroad stocks in his original index, making it the 20-stock railroad average.