▁book ▁in ▁popular ▁history ▁was ▁De e ▁Brown ' s ▁B ury ▁My ▁Heart ▁at ▁W ounded ▁K ne e ▁( 1 9 7 0 ). ▁In ▁academic ▁history , ▁Francis ▁Jenn ings ' s ▁The ▁In vas ion ▁of ▁America : ▁Indians , ▁Col onial ism , ▁and ▁the ▁Cant ▁of ▁Con quest ▁( New ▁York : ▁N orton , ▁ 1 9 7 5 ) ▁was ▁notable ▁for ▁strong ▁attacks ▁on ▁the ▁Pur it ans ▁and ▁re jection ▁of ▁traditional ▁port ray al ▁of ▁the ▁wars ▁between ▁the ▁ind igen ous ▁pe op les ▁and ▁colon ists . ▁ ▁S la very ▁and ▁black ▁history ▁ ▁The ▁history ▁of ▁sla very ▁originally ▁was ▁the ▁history ▁of ▁the ▁government ' s ▁laws ▁and ▁policies ▁toward ▁sla very , ▁and ▁the ▁political ▁deb ates ▁about ▁it . ▁Black ▁history ▁was ▁a ▁spe cially ▁promoted ▁very ▁largely ▁at ▁pre domin antly ▁black ▁colleg es . ▁The ▁situation ▁changed ▁dram atically ▁with ▁the ▁coming ▁of ▁the ▁Civil ▁Rights ▁Mov ement ▁of ▁the ▁ 1 9 5 0 s . ▁Att ention ▁shift ed ▁to ▁the ▁ens la ved ▁humans , ▁the ▁free ▁black s , ▁and ▁the ▁strugg les ▁of ▁the ▁black ▁community ▁against ▁advers ity . ▁ ▁Peter ▁Kol chin ▁described ▁the ▁state ▁of ▁histor i ography ▁in ▁the ▁early ▁ 2 0 th ▁century ▁as ▁follows : ▁ ▁Histor ians ▁James ▁Oliver ▁H orton ▁and ▁Lo is ▁E . ▁H orton ▁described ▁Phill ips ' ▁mind set , ▁method ology ▁and ▁influence :