1 In Christianity Green is associated with baptism and the feast of the Eucharist. 2  Green is the sacred color of Islam and is a sign of respect and veneration. 3  In the Muslim world, Green signifies the Prophet Muhammad. 4  Green is the color of Ireland which is sometimes called the âEmerald Isleâ.
Tang and Song dynasties, China. experienced an era of prosperity. and technological innovation. Chinese inventions from this. period, such as printing, gunpowder, and the compass, changed history.
For several centuries the Chinese economy had grown spectacularly. During the Song (Sung) Dynasty (960-1276), technology was highly advanced in fields as diverse as agriculture, iron-working, and printing. Indeed, scholars today talk of a Song economic revolution.