The Vajjika (Pāli: Vajjika) or Vrijika (IAST: Vṛjika) League, Confederacy, or Sangha, also called simply Vajji (Pāli: Vajji) or Vriji (IAST: Vṛji), was an ancient Indo-Aryan tribal league which existed during the later Iron Age period in north-east South Asia. Source: Wikipedia (en)