Timeline: Celtiberia

• c. 260 BCE
  Timaeos is the first to use the term 'Celtiberian' when refering to Celts living in Iberia.
• c. 217 BCE - 218 BCE
  30,000 Celtic infantry and 4,000 Celtic cavalry join Hannibal. Celts constitute just over 50% of his army in Italy.
• 137 BCE
  4,000 Celtiberians trap a force of 20,000 Romans at Numantia forcing their surrender.
• 133 BCE
  Numantia falls to the Romans who besiege the oppidum. Mass suicide ensues among many of the survivors. Land reforms by Tiberius Gracchus.