Answer:
The Tulsa race massacre took place on May 31 and June 1, 1921, when mobs of white residents, some of whom had been deputized and given weapons by city officials, attacked Black residents and destroyed homes and businesses of the Greenwood District in Tulsa, Oklahoma, US.
Explanation:
It bankrupted the Soviet Union. The US private sector was able to develop the new technology and created new products and industries.
German hyperinflation crisis in November 1923 when money essentially became worthless. In order to solve this a new currency was made : the rentenmark.
What:?
When: 1871
What:?
Why?