Michelle Corey, C.N.W.C., F.M.C., is a Wellness Recovery Expert, researcher and author of The Thyroid Cure â The Functional Mind-Body Approach to Reversing Your Autoimmune Condition and Reclaiming Your Health! Michelle healed herself of Hashimotoâs and lupus and has been free of symptoms and antibodies since 2009.
At it's most expansive, the Roman Empire was about 5 million square kilometers (2 million square miles). The United States is far larger, at 9.8 million square kilometers (3.8 million square miles).
Depending on how you define the Roman Empire: 1  The united empire lasted 426 years. 2  The Western Empire lasted a further 81 years, for a total of 507 years. 3  The Eastern Empire lasted a further 1058 years after the split, for a total of 1484 years.