Timeline (Napoleon's Britain)

1805
October 21 - French win Battle of Trafalgar. Path is cleared for the French invasion of Britain.

December 12 - French Invasion of Britain begins. Beachheads are secured in the winter ice.

1806
January 16 - Treaty of London signed. Kingdom of Great Britain dissolved and England, Scotland, and Ireland are created in its place. England gets Australia, New Zealand, most of British North America, Australia, and New Zealand. France gets Francophone Canada and a large chunk of mostly First Nations-populated regions. They also get Malaya.

May 11 - War of the Fourth Coalition begins. Prussia, Austria, and Sicily fall to France.

December 1 - The other powers sue for peace, realizing that, with Britain gone, their chance to resist Napoleon is also gone. The Napoleonic Wars were over. This is considered the beginning of Pax Francorum.