Identify two things that totalitarian leaders use to eliminate challenges to their rule. Select all that apply.

1. the secret service
2. the secret police
3. the military
4. government officials

richard nixon led the investigation that resulted in alger hiss being convicted of prejury.

c or d both can be the answer

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.