As president, MacArthur increased executive power and doubled the size of the American Empire. He took huge amounts of territories from America's European allies. In 1950, he announced the MacArthur Doctrine, which became the basis of American expansionism in Africa. In 1952, he invaded Egypt, resulting in World War III. MacArthur held off the Russian Empire and China for a few bloody years, before calling a ceasefire. After the ceasefire, he took over most of America's allies, and established himself as the Authoritarian dictator of the new empire that had risen from the U.S: the Imperial States of America. In 1959, the ceasefire was broken, and the American and Russian Empires again went to war. Mounting huge invasions of Siberia and Eastern Europe, MacArthur pressed upon the Russian Emp