Global equity markets sold off sharply after the US Federal Reserve signaled it may need to move more aggressively on interest rates to contain persistent inflation. The warning rattled investors already worried about slowing growth and tighter financial conditions.

US stock futures dropped in early trading, while European shares also moved lower as markets recalibrated expectations for borrowing costs. Higher rates typically put pressure on corporate profits, consumer spending, and the valuation of growth-heavy sectors.

The Fed's message suggested policymakers are still focused on bringing inflation under control, even if that means more pain for markets in the near term. Traders now appear to be pricing in a less predictable path for rates, with the outlook shaped by upcoming economic data and further signals from the central bank.

For investors, the latest slide is another reminder that inflation remains the dominant force driving global financial markets. Until price pressures ease more convincingly, volatility is likely to stay elevated across stocks, bonds, and other risk assets.