It was Called the frontier because some or most of the areas in America that where settled by ranchers hadn't been explored or discovered yet.
Answer:
Soviet Union was the country which was China's key throughout the mid-1900s?
Answer:
The Treaty of Versailles (French: Traité de Versailles) was the most important of the peace treaties that brought World War I to an end. ... The treaty required Germany to disarm, make ample territorial concessions, and pay reparations to certain countries that had formed the Entente powers.
Location: Hall of Mirrors in the Palace of Versa...
Condition: Ratification by Germany and three ...
Signed: 28 June 1919
Explanation: