Flag of Airai Palau The Flag of Airai Palau is one of the four sub-state flags used within the nation of Palau, located in the western Pacific Ocean. This particular flag represents Airai, one of the four states that make up Palau. The flag features a white field with an upright red isosceles triangle at the hoist side, which contains a blue circle in its center. The circle symbolizes unity and justice, while the red triangle signifies courage and determination. This specific design was adopted on January 12, 1979, following Palau's transition from a U.N. Trust Territory to a free associate state of the United States. The flag of Airai Palau serves as a symbol of the unique identity and heritage of its people within the broader context of Palau's national flags.