What did mccarthy claim in his speech in front of the senate on february 20th, 1950?

During a speech in Wheeling, West Virginia, Senator Joseph McCarthy (Republican-Wisconsin) claims that he has a list with the names of over 200 members of the Department of State that are “known communists.” The speech vaulted McCarthy to national prominence and sparked a nationwide hysteria about subversives in the American government.

the northwest ordinance of 1787 guaranteed basic rights for settlers and banned slavery there.

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.