The Critical Period
That depends on the time period. Officially, the medieval period lasted from the 11th century through to the 16th century. In this time, armour evolved from simple maille, to transitional plate, and finally, the full plate harness. If you can give a more specific century, I'll be able to give specific styles of armour.
The time is known as Reconstruction. It lasted for about ten to fifteen years. The country came back together, and tried to "rebuild" the nation, which is why the period is called Reconstruction.
It has something to do with history.
Modernism
The beginning of the 20th century. The beginning of the 20th century.
A period of 100 years is called a century.
A period of 100 years is called a century.
The medieval times date from the 5th century ( fall of the western roman empire) to the 16th century in the beginning of the early modern period.
The Mediaeval period is reckoned from the fifth to the fifteenth century. Arthur's time was in the sixth century, at the very beginning of the Middle Ages.
Is called a century
Historical romance ; Sengoku period that lasted roughly from the middle of the 15th century to the beginning of the 17th century .
interphase.
No it came after the 17th century
the 18th century
A century
A quarter century.