<P> In Britain the negotiations that proceeded to the peace agreement proved hugely controversial . Strong opposition, led principally by Newcastle and Pitt, was raised against the terms which were perceived to be exceedingly lenient towards France and Spain . A mob went so far as to attack a carriage carrying George III in protest at the alleged betrayal . Nonetheless Bute felt the war needed to be brought to an end, and the terms on offer were reasonable . </P> <P> Britain held a dominant position at the negotiations, as they had during the last seven years seized Canada, Guadeloupe, Martinique, Dominica, Pondicherry, Senegal, and Belle Île from the French and Havana and Manila from the Spanish . Only one British territory, Menorca, was in enemy hands . Despite suffering a year of defeats, Spain was prepared to fight on--something which their French allies were opposed to . Bute proposed a suggestion that France cede her remaining North American territory of Louisiana to Spain to compensate Madrid for its losses during the war . This formula was acceptable to the Spanish government, and allowed Britain and France to negotiate with more legroom . </P> <P> Having severed their connection with the Prussians the previous year, the British negotiated a separate peace to the Prussians--dealing with their two principal adversaries France and Spain . Britain received formal control of New France, while handing back Martinique and Guadeloupe . The British were handed all of mainland North America east of the Mississippi River . </P> <P> In the wake of Britain's territorial expansion Sir George Macartney observed that Britain now controlled "a vast Empire, on which the sun never sets". </P>

Who did britain ally with in the french and indian war