Stock futures are pointing to a sharply higher open for major indexes on Wednesday after comments from President Donald Trump eased investor concerns about tariffs and Federal Reserve independence.

U.S. markets are poised to open with big gains, a clear sign of relief after President Donald Trump said he would not attempt to fire the head of the Federal Reserve

Major U.S. stock indexes dropped and the dollar index slid to a three-year low on Monday as U.S. President Donald Trump's continued attacks on the Federal Reserve chair and the bank's monetary policy rattled investors.