Fear not bulls, Trump's tariffs may not signal the end of rising stock prices.

Just look to how the S&P 500 I:GSPC performed when President Ronald Reagan was imposing tariffs in the 1980s. That is your chart of the day, compliments of Bank of America Merrill Lynch.

One of Reagan's most famous tariffs was a quota on the number of Japanese cars that could come into the U.S. each year. It was designed to give U.S. automakers such as Ford (F) - Get Report , General Motors (GM) - Get Report and Chrysler (FCAU) - Get Report a shot at competing more effectively with the likes of Toyota (TM) - Get Report .

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