Well, the term imperial comes from empire, so the imperial era lasted until no country had or was trying to gain an empire. You should take colonies into account, but it is important to recognize that WWII was an attempt by Germany, Japan, and co. to establish empires. By that definition, the modern imperial era extended from the 15th to the 20th century. You may also take into account the more ancient Roman, Persian, and French (Alexander the great) empires. I am fairly certain my answer will be supported by any history textbooks you may come across.
The period between 1930 and 1939 obviously.
The Meiji Era in Japanese history is known for the end of its isolated feudal society. Changes in the entire civilization led to Japan's modern form of society.
Selim Hassan's encyclopedia, and other Egyptology books which discuss the New Kingdom era (Imperial Age) starting from the 17-18th Dynasty which was Thebes: (1650 BC - c. 1353 BC) that went through the XVII dynasty and XVIII dynasty before Akhenaten.
The Roman shields during the republic and early imperial era were 4 feet long and about 2 and 1/2 feet wide. They weighed around 22 pounds.
Imperial china is old china
Chinese society especially in the Imperial Era was known as a civil society.
Well, the term imperial comes from empire, so the imperial era lasted until no country had or was trying to gain an empire. You should take colonies into account, but it is important to recognize that WWII was an attempt by Germany, Japan, and co. to establish empires. By that definition, the modern imperial era extended from the 15th to the 20th century. You may also take into account the more ancient Roman, Persian, and French (Alexander the Great) empires. I am fairly certain my answer will be supported by any history textbooks you may come across.
a policy to do with an empire.
A government that is headed by an emperor or an empress
An archeological era.
One definition for ERA is Equal Rights Amendment.
Imperial Russia. This era ended with the Russian Revolution of 1917.
Imperial Provinces are when a dictatorship is in order, the dictator has the right the right to do whatever he wants. Including: free food, sex needs etc.
forced labor
A royal decree during the era of the Spanish Empire.
Yes, by definition.
The period between 1930 and 1939 obviously.