From what I remember, the former writer Michael Kirkbride said Oblivion was inspired by the LOTR boom which led to the whole generic Europe setting, along with changing the story from where Martin was a "exceptional individual you must teach, kingmaker style."
As for Skyrim, I can't say much but one claim was Skyrim would of been in Westeros.
Excited for Skyrim? The next installment of the immensely popular Elder Scrolls series is set to debut on November, 11th (11/11/11, right?) and promises to suck away the social lives of millions of…
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Fixing the jank and all and putting more into what players can do in the sandbox outside of the main quest like with Daggerfall would make the game worth revisiting without installing a hundred mods. Same for classes since streamlining skills didn't really make one choose what skills to have a head start in. Oblivion wasn't even really that complex so Skyrim dumbing it down didn't really help beyond giving one the idea that perhaps the Dragonborn was a complete dumbass compared to other protagonist until stepping up onto a chopping block.