_Brutus binds the people by oath, never to suffer any king to reign at Rome, obliges Tarquinius Collatinus, his colleague, to resign the consulship, and leave the state; beheads some young noblemen, and among the rest his own and his sister's sons, for a conspiracy to receive the kings into the city.

In a war against the Veientians and Tarquiniensians, he engages in single combat with Aruns the son of Tarquin the Proud, and expires at the same time with his adversary.

The ladies mourn for him a whole year.

The Capitol dedicated.

Porsena, king of Clusium, undertakes a war in favour of the Tarquins.