The US market is about to collapse given what is happening now. For a long time, the U.S. dollar was backed by gold, which contributed even more to the influence of this currency on the market. Later it was detached from gold, but it is still one of the major reserve currencies in the world economy. That's why it is present everywhere, even in
https://fbs.com/trading/platforms/mt5 charts. The quotes of this currency are influenced by many factors, so it is usually very volatile.