(Bloomberg) — Nobody knew it then, but this time last year, the rallying U.S. stock market was about to begin a plunge that would erase $5 trillion from share values and convince a lot of people a recession was at hand. Then, as now, a trade war was raging, earnings in doubt and manufacturing losing steam. In the stock market, swings were getting violent — even as the S&P 500 was pulling itself over 2,900 and flirting with an all-time high. Fast-forward to today, and the picture bears an eerie similarity. Read More.