Investors reacted positively from President Donald Trump’s Tuesday night address to Congress, pushing the Dow Jones industrial average above 21,000 points Wednesday for the first time in its history. Banks, financial institutions, companies in the energy and materials sector saw huge gains as Trump reaffirmed during his speech his plans to cut taxes and push for other business-friendly policies. The Dow jumped 242 points, or 1.2 percent, to 21,055 as of 10:07 a.m. Eastern Time. The Standard & Poor’s 500 index gained 24 points, or 1 percent, to 2,387. The Nasdaq composite index added 59 points, or 1 percent, to...