McGowan's War, a juridical and political crisis in the Fraser River goldfields involving a spillover of San Francisco politics into British territory, has the potential to escalate into an annexationist uprising but is settled peaceably. Marines and Royal Engineers are dispatched to Yale, led by Colonel Clement Francis Moody and escorting Justice Matthew Baillie Begbie to resolve the matter, which ends amicably, and reassert British sovereignty over the fledgling Mainland Colony.