In 1415, the Portuguese launch a great era of explorations that will lead to the European discovery of the world. In the Age of Enlightenment, the competition is intense between France and the United Kingdom for the possession of North America and the West Indies. The two powers want to further knowledge in all fields and discover all the still unknown lands. To this end, they have to face the immensity of the Pacific Ocean in search of new lands. Part of the "Butterfly Effect" series.