Federal Reserve Chairman Jerome Powell has signaled that the central bank could lower interest rates in the near future. This announcement comes against a backdrop of economic uncertainties and worries about trade tensions. A rate cut is usually employed to stimulate economic growth by making borrowing cheaper, thus encouraging spending and investment. The last time the Fed cut interest rates was in 2008 during the financial crisis. Please note that we have to be cautious about using this information for investment decisions as the actual impact can depend on a range of other economic factors.