Who stated, "most of us in the north do not believe in any real democracy between white and colored men"?

The correct answer is Ray Stannard Baker.

Ray Baker (also referred to by his pen name of David Grayson) was an American journalist who was prevalent during the late 19th century and early 20th century. During his muckraking days for McClure magazine, Baker was known for investigative journalism alongside the likes of Ida Tarbell and Lincoln Steffen.