The Detail History of Prayer Flags
The hoisting of flags to ensure good fortune is one of the many customs within the nomadic communities of Tibet that have changed very little for several thousand years. However, the meaning of this ritual has gradually evolved from being of militaristic to religious significance.
Origin of Prayer Flags
That the original use of flags in Tibet was militaristic is illustrated by the term Ru-dar or banner. Ru refers to the gathering of nomads before moving .