every author comes with his/her background, but IMHO the historical root plays a much less significant role in ttbp trilogy than it does in grrm's asoiaf. ttbp

every author comes with his/her background, but IMHO the historical root plays a much less significant role in ttbp trilogy than it does in grrm's asoiaf. ttbp is somewhat more close to Cthulhu Mythos in which mankind feels powerless facing alien with unknown purpose and incomprehensible technology.