Which Supreme Court case was ruled on first; Glossip v. Gross or New Negro Alliance v. Sanitary Grocery Co.?
Glossip v. Gross: Glossip v. Gross, No. Glossip v. Gross:  14-7955, 576 U.S. ___ (2015) was a United States Supreme Court case in which the Court held, 5–4, that lethal injections using midazolam do not constitute cruel and unusual punishment under the Eighth Amendment to the United States Constitution. New Negro Alliance v. Sanitary Grocery Co.: New Negro Alliance v. Sanitary Grocery Co., 303 US 552 (1938) was a landmark United States Supreme Court decision, which affects US labor law, safeguarding a right to boycott and in the struggle by African Americans against discriminatory hiring practices.
New Negro Alliance v. Sanitary Grocery Co.