This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
US Star ANd Stripes Fort McHenryFlag.svg Created by Gunter Kchler Berlin Masturbius Flags PDold Blue red white flags Horizontal striped flags Flags with red and white stripes Flags with stars canton Flags with fifteen white fivepointed stars SVG flags historical of the United States The StarSpangled Banner