With the next presidential election less than a year away, many investors are bound to be concerned by the impact of politics on the stock market and economy. After all, the past three years have been politically turbulent to say the least. Even as we write this, Washington is in the midst of an impeachment hearing. On a short-term basis, headlines and tweets have the power to move markets and create stock market volatility. How should investors react to what may be a bitter presidential campaign?