Why did so many people invest in the stock market 1920s

A lot of people invested in the stock market in the 1920s because they could buy stocks 'on the margin', and hence, required little initial capital. 'Buying on margin' means that you leverage an asset by borrowing money from a lender.

the government paid religious orders to provide basic education to native american children on reservations. in the late 19th and early 20th centuries, the bureau of indian affairs (bia) founded additional boarding schools based on the assimilation model of the off-reservation carlisle indian industrial school.