['< sod > the kaska contributed to the fall of the hittite empire in the [ [ bronze age collapse ] ], c. 1200 bc { { no fact } } }. then they then penetrated eastern anatolia, northwest and continued their thrust southwards, where they encountered the [ [ assyria ] ] v ns. the [ [ assyria ] ] n king [ [ tiglath - pileser i ] ] recorded late in the 12th century bc that the future kaska and their [ [ mushki ] ] allies were active in what presumably had been the hatti heartland. tiglath - el pileser defeated them, and the kaska then disappear from all historical records. { { fact } } < eod > < sod > the kaska contributed to the fall itself of the new hittite empire in the [ [ bronze age collapse ] ], c. 1200 bc { { fact | date = april 2016 } } }. then they penetrated eastern anatolia, and continued their thrust southwards, where they encountered the [ [ assyria ] ] ns. the [ [ assyria ] ] n king [ [ tiglath - pileser i ] ] recorded late in the 12th century bc that the kaska and their [ [ mushki ] ] allies too were active in what had been the hatti heartland. tiglath - pileser defeated them, and the kaska then disappear from all historical records. { { fact | date = april 2016 } } < eod >']