The modern police force started in the early 1900s, but its origins date back to the American colonies. In the South in the 1700s, patrol groups were created to stop runaway slaves. In the north, a formal police force was created to control immigrants who were moving into cities in the 1800s.
Correct answer choice is:
A. The revolution in Russia
Red scare was widespread fear, according to which it was thought that immigrants especially from Russia, southern Europe, and eastern Europe, might intend to overthrow the United States government.
Supreme Court Chief Justice Roger B<span>. </span>Taney<span> made the pro-slavery ruling in the 1857 Dred Scott Case that deemed blacks weren't citizens of the United </span>States<span>.</span>
Karl Marx Believed capitalism must be ended by a revolution