Where can you get a copy of your diploma from roseland community high school in Chicago?

To obtain a copy of your diploma from Roseland Community Academy High School (it's now called Roseland Community Academy High School, not just "Roseland Community High School"), you should contact the school's registrar's office directly. Their contact information can be found on the school's official website. If you can't find it online, a general internet search for "Roseland Community Academy High School registrar" should yield the necessary phone number or email address.