Describe "stars and bars", why was it unique?

The
"Stars and Bars" was the first official flag of the Confederate States of America
designed by Nicola Marschal (1829-1917) a Prussian who had immigrated to the States in the
1840's.  He is also credited with the design of the Confederate Uniform, and became known as
"The Artist of the Confederacy." The flag he designed was similar to the early
"Stars and Stripes" of the North, having a circle of 7 white stars in a blue field
with 2 red and...