If the value of fiat money is influenced by various external factors - political events, government actions and stock market speculations, this does not affect the cryptocurrency rate. For example, after the 2016 referendum, the British pound sterling rate fell to 1985, and the election of Donald Trump as US president had a negative effect on stock quotes around the world, but this did not affect the Bitcoin rate - it continued to grow. .
Nevertheless, several times we have already witnessed how the course of Bitcoin, after a long increase, has significantly declined. The course jumps, because the volumes are not too large and an investor with several million dollars can easily shake the stock exchange glass.