The second section of the book, “Imperial Mosquitos”, takes an in-depth look at the evolving ecological environment that McNeill argues to believe was the determining factor in imperial conquests and collapses in the Greater Caribbean. This section on the book heavily contemplates both of the roles of the mosquito-borne diseases and their impacts on the settlers and newly exposed human societies as they determined in most cases the balance of Empires far and wide. Just as Old-World diseases changed the balance of control and ensuing power in the America’s in the event of Christopher Columbus’s initial voyage, McNeill describes that yellow fever and malaria had similar consequences on European empires. Before 1685, the disease environment welcomed
