The foreign exchange market is where currency trading takes place. The foreign exchange currency market evolved in 1970’s when world over countries switched to floating exchange rate, which remained fixed as per the Bretton Woods system till 1971.
Today, the FX market is one of the largest and most liquid financial markets in the world and includes trading between large banks, central banks, currency speculators, corporations, governments, and other institutions. The average daily volume in the global foreign exchange and related markets is continuously growing.