The meridian line is the line that splits the Earth in half from North to South.
None. There are no similarities and by the way, that's a pretty weird question.
Answer: Brazil was the last country in the Western world to abolish slavery. By the time it was abolished, on May 13, 1888, an estimated four million slaves had been imported/taken from Africa to Brazil, 40% of the total number of slaves brought to the Americas.
I would put this at false, no one believed that blacks were incapable of fighting, and they were used shortly into the war.