The past week has been bullish for leading cryptocurrency Bitcoin (BTC) and altcoins. However, after BTC surged above $122,000 yesterday and failed to hold, BTC and altcoins have experienced significant declines in the last 24 hours. While experts stated that the continuation of the rise in Bitcoin and the market will depend on critical data from the USA, today the critical inflation data that the FED attaches importance to when making interest rate decisions was announced. Here is the data disclosed: Consumer Price Index Annual: Announced 2.7% – Expected 2.8% – Previous 2.7% Consumer Price Index Monthly: Announced 0.2% – Expected 0.2% – Previous 0.3% Core Consumer Price Index Annual: Announced 3.1% – Expected 3.0% – Previous 2.9% Core Consumer Price Index Monthly: Announced 0.3% – Expected 0.3% – Previous 0.2% The consumer price index is an important variable used to measure consumer purchasing trends and U.S. inflation changes. According to The Kobeissi Letter's post, while Core CPI inflation rose above 3.0% for the first time since February 2025, it was stated that the FED has a difficult task regarding interest rate cuts. Bitcoin's First Reaction After CPI Data! *This is not investment advice.