Answer :
Black Tuesday was the name given to the 1929 stock market meltdown. What event eventually put an end to the Great Depression by putting millions of Americans back to work
The start of World War II, with the assault on Pearl Harbor compelling the United States to enter the conflict.
The depression was eventually healed by mobilizing the economy for World War II.
Marshall, after whom it was called, devised it as a four-year plan to rebuild badly damaged towns, industries, and infrastructure, as well as to reduce trade barriers between European neighbors—as well as to stimulate commerce between those nations and the United States.
It became known as the Marshall Plan, after Secretary of State George Marshall, who suggested in 1947 that the United States offer economic aid to rebuild postwar Europe's economic infrastructure.
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