Who was inspector Robert Byrnes? Why was he so influential in the field of criminal investigation?

Why do we observe black history minth?

Who issued the ruling for the supreme court? dred scott roger b. taney abraham lincoln john c. calhoun

What was true about sharecropping? a. landowner provided free tools and seeds.b. workers could leave the land if they failed to make money.c. landowners often took advantage of workers.d. workers received ownership of the land they farmed after a set number of years.