British officials regarded the Acadian population as a security risk and, on 28 July, Lieutenant-Governor Charles Lawrence and his council resolved that the Acadians should be removed and dispersed among Britain’s North American colonies.

Walpole was appointed First Lord of the Treasury, Chancellor of the Exchequer and Leader of the House of Commons. This made him the de facto Prime Minister and, while the title was not officially recognized at the time, Walpole wielded considerable power and influence.