Follow international news. Bitcoin and the cryptocurrency market as a whole are strongly affected by news or even rumors from China. One of the main, fundamental issues is regulation and legislative changes in countries in Southeast Asia as well as North America.
An overall decline in confidence in the global financial system and national currencies leads to the demand for cryptocurrencies. This has already been observed in countries such as Venezuela and Zimbabwe since 2016-2017. People have more trust in Bitcoin as a store of value than their local currencies.