600 BC
- Political
The sixteen great kingdoms

Via Wikimedia Commons Across northern India sixteen great states, the Mahajanapadas, contend for power, some kingdoms and some republics.
From the sixteen great kingdoms and republics of the Ganges plain, through the lives of Mahavira and the Buddha and the new religions of renunciation they founded, to the rise of mighty Magadha, the wealth of the Nandas and the sudden arrival of Alexander at the Indus. Slide across two turning centuries in which cities and coins, philosophy and empire transformed India, and the ideas of the age spread across Asia and the world.

Across northern India sixteen great states, the Mahajanapadas, contend for power, some kingdoms and some republics.
Around 600 BC
From the sixteen great kingdoms and republics of the Ganges plain, through the lives of Mahavira and the Buddha and the new religions of renunciation they founded, to the rise of mighty Magadha, the wealth of the Nandas and the sudden arrival of Alexander at the Indus. Slide across two turning centuries in which cities and coins, philosophy and empire transformed India, and the ideas of the age spread across Asia and the world.
Across northern India sixteen great states, the Mahajanapadas, contend for power, some kingdoms and some republics.
Mahavira teaches a path of radical non-violence and renunciation, giving shape to the Jain religion.
Siddhartha Gautama attains enlightenment beneath the Bodhi tree and begins to teach the path to end suffering.
Under Bimbisara and Ajatashatru, the kingdom of Magadha overpowers its rivals to dominate the Ganges.
The Nanda dynasty forges a vast, wealthy empire across northern India, feared for its enormous army.
Alexander the Great defeats King Porus at the Hydaspes but, at the edge of the Ganges plain, his army turns back.