In 1914, the SS Komagata Maru arrived in Vancouver Harbour and was detained for two months. Most of its 376 passengers were then forcibly returned to India. Unmooring the Komagata Maru challenges conventional Canadian historical accounts by drawing from multiple disciplines and fields to consider the international and colonial dimensions of the voyage. By situating South Asian Canadian history within a global-imperial context, the contributors offer a critical reading of Canadian multiculturalism through past events and their commemoration. A hundred years later, the voyage of the Komagata Maru has yet to reach its conclusion.