What will happen if Trump wins the election? Great Wall: Tariffs may be implemented first. With just over a week left until the US election, speculation about the outcome of the election has been a hot topic in the market in the past few days. Although the latest public opinion poll shows that the election situation is still deadlocked, with support rates evenly matched between Trump and Harris in key swing states. But in recent weeks, on some gambling prediction platforms, the balance of victory and defeat in the battle for the presidency and control of Congress has clearly shifted towards the Republican Party.