Step 1: Understand the Core Question: The objective is to determine the playwright behind the drama "Raktakarabi" (Red Oleanders).
Step 2: In-depth Analysis: "Raktakarabi," penned in 1926 by Nobel laureate Rabindranath Tagore, is a potent allegorical drama. It scrutinizes the destructive nature of materialism and avarice. The narrative unfolds in a town governed by a monarch who, concealed by an iron net, exploits his subjects to extract gold. The red oleander flower represents vitality, affection, and liberty.
Step 3: Conclusive Resolution: Rabindranath Tagore is the author of the play "Raktakarabi."