The Empire of Tamriel

"Upon my honor"I do swear my blood, and, undying loyalty to the service of The King, Gronar Iron-Hand. ruler of the empire and true King of Tamriel, may this oath bind me to death and beyond...as to my fellow brothers in arms, and to my unending service to his royal majesty, and unwavering obedience to the officers of his Great Empire. May those above judge me, and those below take me, if I fail in my duty. Long live the King! Long live the Empire!"''

--the imperial oath

The Empire also Known as The Imperials is a faction in The Elder Scrolls Universe and the The dominant Government in The Land of Tamriel.

The empire, a nation which has stood for a thousand years and is still standing today. it is even recognized on this day as the worlds most powerful kingdom, created by tiber septim and still powerful to this day, the empire is the dominant power in the land of tamriel,

The Alessian Empire
The Slave Princess St. Alessia Would Be Blessed by The Dragon god akatosh Becoming the First Dragonborn Empress and Be Granted The Amulet of Kings

The Third Empire
The Imperials that conquered Tamriel in the 2nd era were actually Nords from the Land of Atmora.

Led by Tiber Septim the conqueror They Traveled from Atmora to seek out new lands To Conquer. They accomplished Their mission. and After arriving at the Province of Cyrodiil, Tiber Septim united all the Counties in his Name and After taking over the land of Tamriel, Tiber Septim United Most of The Provinces Forming The Empire

Fall
Durning The Oblivion Crisis Long After The Death of Tiber Septim one of his descendants Uriel Septim the VII and his remaining heirs would be Killed by the Daedra Worshipping Cult the Mythic dawn and After the fall of the Septim dynasty, the Nord Champion of Cyrodiil Gronar Iron-Hand Would Claim The Throne of Cyrodiil and be Crowned King of The Empire Becoming The Empire's First King after Which Imperial Couriers and messengers were sent to all Corners of Tamriel, Announcing to All The Provinces That The Empire Now Had a New Ruler.

King Gronar Iron-Hand
King Gronar Iron-Hand Would come to Be known as The Empire's First King marking a new era for the Empire and a New Beginning. The Empire is ruled by the mighty ruler of tamriel itself King Gronar Iron-Hand, who Reigns over the Land of Tamriel from his Ruby throne in The Imperial City. the empire is the reason behind many heroic deeds which has saved tamriel countless times these include: the banishment of the thalmor from skyrim (which the king himself did), the removal of the ban of talos worship(which King Gronar Iron-Hand himself declared and oversaw) and its also reason behind the murder of ulfric stormcloak, the execution of the stormcloak rebels, the assasination of elenwen, the destruction of the thieves guild, the defeat of miraak, the imperial occupation of solstheim, and The outlaw of all drugs in the land of Tamriel

Protection
The Penitus Oculatus was a cohort of Elite imperial Soldiers  well-trained in melee combat, and Magic. Following in the example of The Septim Emperors Protectors known as The Blades, the Penitus Oculatus served as King Gronar Iron-Hand's personal bodyguards, and therefore, was tasked with protecting him against any threat to his safety. The Guard as a whole was divided into two pairs, each brandishing their own unique Combat Style[15] such as Being, Spell Swords, and the common shield and sword.[5]

In the aftermath of The Great War, King Gronar Iron-Hand ordered the Construction of a new Imperial Royal Guard, one that would go on to Competely Replace the blades and Protect the King through out his reign over Tamriel

The Penitus Oculatus is made up of top trained elite Imperial Soldiers Chosen By The King himself to Protect him from any threat to both him and the Empire

Culture
The Imperials were the inhabitants of Cyrodiil (originally a Slave Rebellion formed by st. Alessia after being blessed by akatosh himself and becoming the first dragonborn empress), in the World pf Tamriel.

"Imperial" can also be used to describe anything from, like, or relating to THe Empire, its people, or its culture.

The term Imperial also came about to refer to the descendants of the human Races of Cyrodiil who occupied the Kingdom of Tamriel after Tiber Septim's Conquest in 854 year of The 2nd Era.