(Summer 263)
Following the blatant expansion of Atrebates power into the Isles, the furious Catuvellani call for the chiefs of the other major Gallic on the islands. However, turnout is sort of mixed. For starts, the Pictii do not even bother coming, and the Siluri have an aloof attitude towards the expansion.
However, despite this, the Catuvelliani remain angry, and give the Atrebates until the cold Britain winter passes to withdraw.