The Truman Doctrine was created by then-President Harry S. Truman in 1947. The purpose of the doctrine was to counter Soviet expansion into Europe during the Cold War.
It’s the first one that East Germany formed out of the occupied zone.
George McClellanfailed to Perdue Lee’s army at Antietam, MD
Under Cyrus the Great, the Persians allowed the peoples they conquered to continue their lives and cultures. They could keep their customs and religion as long as they paid their taxes and obeyed the Persian rulers. This was different from how earlier conquerors such as the Assyrians had ruled.