The time between the events of The Elder Scrolls IV: Oblivion and The Elder Scrolls V: Skyrim is approximately 200 years. Skyrim is set in the year 4E 201, which marks about 200 years after the Oblivion Crisis that ended the Third Era and began the Fourth Era in Tamriel's timeline
. This 200-year gap is significant in the lore, as it reflects major changes in the political and social landscape of Tamriel, including the weakening of the Empire and the rise of new factions like the Thalmor