Question: what flag is white with a blue star?
Answer: The flag of Israel (Hebrew: דגל ישראל‎ Degel Yisra'el; Arabic: علم إسرائيل‎ ʿAlam Israʼīl) was adopted on 28 October 1948, five months after the establishment of the State of Israel. It depicts a blue Star of David on a white background, between two horizontal blue stripes.