Orange (colour) political and social movements. In the United States Army, orange has traditionally been associated with the dragoons, the mounted infantry units which eventually became the US Cavalry. The 1st Cavalry Regiment was founded in 1833 as the United States Dragoons. The modern coat of arms of the 1st Cavalry features the colour orange and orange-yellow shade called dragoon yellow, the colours of the early US dragoon regiments. The US Signal Corps, founded at the beginning of the American Civil War, adopted orange and white as its official colours in 1872. Orange was adopted because it was the colour of a
Political colour colour of their political party. Blue is usually associated with centre-right or conservative parties, originating from its use by the Tory party (the predecessor of the Conservative Party) in the United Kingdom. Green is the colour for both environmentalist and Islamic political parties and movements (see green in Islam). Orange is the traditional colour of the Christian democratic political ideology and most Christian democratic political parties, which are based on Catholic social teaching and/or neo-Calvinist theology. Christian democratic political parties came to prominence in Europe and the Americas after World War II. Orange since 1989 has represented Post-Communist Democratic Revolutions