Cryptocurrencies rose significantly on Wednesday following news that U.S. President Donald Trump has eased some tariff commitments for countries - with the exception of China. Meanwhile, he said tariffs on China had been raised to 125%, "with immediate effect. "Bitcoin, which was trading around $77,000, soared above $81,000 after the news, posting a 5.5% gain in 24 hours. Major altcoins rose in value even more significantly. However, it is too early to talk about a stable upward trend.Bitcoin found support when approaching the $74,000 mark. In the area of this level and below there is a high probability of growth in the activity of buyers.As factors affecting the volatility of the U.S. dollar against other assets, including bitcoin, today should be considered the publication of data on inflation and the labor market in the United States.