"Black Tuesday," when it became clear that the Smoot-Hawley Tariff would not be vetoed, and it ultimately sapped eighty-nine percent of the Dow's value.
One of these events occurred, for reasons that are still unknown, on October 19, 1987, leading to the implementation of "circuit breaker" rules. J.P. Morgan's purchase of TC&I ended one of these events in 1907, but only after Theodore Roosevelt agreed to waive the Sherman Antitrust Act. The most momentous one of these occurred on (*) "Black Tuesday," when it became clear that the Smoot-Hawley Tariff would not be vetoed, and it ultimately sapped eighty-nine percent of the Dow's value. For 10 points, identify these events, in which stock prices drop precipitously.
One of these events occurred, for reasons that are still unknown, on October 19, 1987, leading to the implementation of "circuit breaker" rules.
stock market {crashes} [or {crashes} of the {New York} Stock {Exchange} or obvious equivalents;