Charlemagne lived in the Middle Ages.
The Middle Ages was a time between ancient and modern times.
In the middle ages, people were very uncivilised
The middle ages was an epoch of intellectual opression.
The person most commonly met in the Middle ages lived on a manor.
I am in the middle of a sentence.
The term, Lord of the Manor, originated in the feudalism during the Medieval era of the Middle Ages.
Medieval is an adjective which describes the period of time known as the middle ages. So by saying something is medieval you are saying that it comes from the middle ages.Examples:That sword is medieval.In medieval times, knights dominated the battlefield.If you want to use medieval as a noun then you have to you the term "middle ages".Examples:That sword is from the middle ages.In the middle ages, knights dominated the battlefield.It doesn't make sense, and also sounds wrong, if you try to use medieval as a noun or middle ages as an adjective.Examples:That sword is from medieval.That sword is middle ages.
A knight was a mounted warrior in Europe in the middle ages.
You can use the letter I in the middle of a sentence to describe yourself.
people in the middle ages used letters or talking to face to face
Yes, "Middle Ages" should be capitalized when referring to that specific historical period, as it is a proper noun.
The word sentence was first used in the Middle Ages. Back then, it meant sense.