Knowledgia. 10-Minute Crash Course: U.S. History Explained. Posted: June 30, 2025 | Last updated: June 30, 2025. Experience the full sweep of American history in just 10 minutes, from the earliest ...

Here's the big picture: History says President Trump's tariffs could drag the U.S. economy into a recession, and recessions have usually coincided with steep declines in the S&P 500.