Prussia: History of the Prominent German State

Franco-Prussian War: One of the Main Causes of World War I

Clausewitz: The Prussian General and Moral War Theorist

Robert E. Lee: Biography of the Clever Confederate General during the American Civil War

The Berlin Wall: Its Beginnings, Its Fall, and Its Consequences

Gaius Marcus: The Controversial General Who Led the Roman Armies to Victory

Ernest Shackleton: The Courageous Explorer Who Went on Expeditions to Antarctica

Kaiser Wilhelm II: Biography of the Last German Emperor and King of Prussia

John D. Rockefeller: The Life and Career of the Richest Man in Modern History

Henry Ford: Biography of a Businessman and Industrialist

Buffalo Bill: The Life, Mission, and Deeds of a Bison Hunter

Marquis de Lafayette: The French Aristocrat Who Fought in the American Revolutionary War

Alexander Graham Bell: The First Telephone, Metal Detector, and Other Inventions

Jefferson Davis: President of the Confederate States during the American Civil War

James Monroe: The Founding Father and 5th President of the United States

James Garfield: American History of a Civil War General, President, and Martyr

James Buchanan: The Last President before the Civil War

Grover Cleveland: Biography of His Life, His Policies, and His Governance

Aaron Burr: Biography of the Third President of the United States

Portuguese Empire: Historical Overview of One of the Most Powerful Trading Routes in Europe