Answer: Assuming that this is referring to the same list map that was posted before with this question, the proper response is "the attack on Pearl Harbor" which brought the US into World War II.
Explanation:
Reagan's supply-side economics helped boost the U.S economy out of the worst recession since the Great Depression by giving incentives to businesses to grow. This was achieved through the reduction of the top corporate tax rate from 46 percent to 40 percent. Reagan also cut the top marginal income tax rate<span> from 70 percent to 28 percent increased the supply of labor which boosted economic growth.</span>
The Meiji Restoration led to Technological Modernization of Japan.