Saltire detected the symbol, which often appears with balls in the quadrants formed by the arms of the chi-cross, in standards that appear on the coins of Persepolis. She suggested that early Christians endorsed its solar symbolism as appropriate to Christ. She also wrote: "although it cannot be proved, ... in the white saltire of St. Andrew we still have a reminiscence of the old standard of the Persepolitan kingdom". In the old European Union standard, a black saltire set in an orange square is the hazard symbol for irritants (Xi) or harmful chemicals (Xn). It indicates a hazard less severe
Tie a Yellow Ribbon Round the Ole Oak Tree of his arrival. However, Aquino was assassinated upon arrival, sparking the rise of People Power three years later that led to the demise of Ferdinand Marcos' presidency and subsequent inauguration of Aquino's widow Corazon Aquino as president. Yellow was also the campaign symbol of Aquino's son who eventually became President Benigno Aquino III in 2010. During the 2014 Hong Kong Protests the song was routinely performed by pro-democracy protestors and sympathetic street musicians as a reference to the yellow ribbons that had become a popular symbol of the movement on site (tied to street railings) and on social media. Journalists