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:
Naval Ensign of Estonia.svg Naval Ensign of Estonia Arms and colours from the riigikantselei ee id Estonian government PDEEexempt flags Black blue white yellow flags Flags with three lions Flags with three horizontal stripes of black blue and white color combination Naval ensigns Estonia Naval ensigns of Estonia Swallowtails flags