2011.6.19 Mt. Gox was hacked for the first time, and Bitcoin fell 99%
2013.12.5 Chinese government ban, btc fell 80%
2014.2.24 Mentougou incident, Bitcoin fell 58%
2017.9.4 94 ban, btc fell 50%
2020.3.12 Affected by the coronavirus, market panic spread from A-shares-US stocks-gold-Bitcoin, and Bitcoin fell 43%
2021.5.19 The three departments jointly issued a document, and Bitcoin fell 30%.
2023.6.10 3%, big plunge?