How did the Hawley-Smoot Tariff impact the United States economy in the 1920s? It decreased international trade.
It led to a decline in jobs for American workers
Olt lessened the number of investors purchasing stocks on credit
It led to increased revenues for American farmers.

for the points : )

explanation:

answer: in 1900, there were no "workplace safety laws"!

explanation: at the beginning of this century, workers in the united states faced remarkably high health and safety risks on the job.

a century ago in 1900 about three hundred out of every one hundred thousand miners were killed on the job each year.

[industria] developments occurred within a legal and regulatory climate that diminished employer’s interest in safety. as a result, americans developed production methods that were both highly productive and often very dangerous.

the speech convinced americans that the ussr was an enemy, rather than an ally, which led to the creation of the truman doctrine.