▁professor ▁in ▁ 1 9 2 9 . ▁ ▁H att ▁became ▁a ▁public ▁figure ▁in ▁the ▁late ▁ 1 9 3 0 s ▁through ▁the ▁early ▁ 1 9 4 0 s ▁with ▁his ▁ge opol it ical ▁anal ys es ▁that ▁communic ated ▁through ▁radio , ▁newspaper , ▁books ▁and ▁journal ▁articles . ▁During ▁the ▁World ▁War ▁II ▁German ▁occupation ▁of ▁Den mark , ▁H att ▁joined ▁the ▁Dan ish - G erman ▁recon c ili ation , ▁possibly ▁because ▁he ▁saw ▁Germany ▁as ▁a ▁natural ▁and ▁in ev itable ▁bul w ark ▁against ▁Russian ▁commun ism . ▁After ▁Den mark ' s ▁liber ation , ▁H att ▁was ▁brought ▁before ▁an ▁official ▁court , ▁was ▁found ▁to ▁be ▁engaged ▁in ▁‘ d ish on ou rable ▁national ▁conduct ’ ▁during ▁the ▁German ▁occupation , ▁and ▁was ▁dismiss ed ▁from ▁his ▁university ▁chair , ▁al beit ▁with ▁full ▁p ension . ▁He ▁became ▁profession ally ▁more ▁isolated , ▁however , ▁H att ▁continued ▁to ▁publish ▁more ▁of ▁his ▁work ▁in ▁ar che ology . ▁His ▁last ▁research ▁was ▁on ▁the ▁Dan ish ▁Iron ▁Age ▁settlement ▁in ▁F j and . ▁▁ ▁H att ▁served ▁on ▁the ▁Royal ▁Dan ish ▁Ge ographical ▁Society ' s ▁council ▁and ▁was ▁a ▁member ▁of ▁the ▁board ▁of ▁direct ors . ▁He ▁was ▁a ▁member ▁of ▁the ▁American ▁Eth n ological ▁Society , ▁American ▁Anth rop ological ▁Association , ▁Royal ▁Dan ish ▁Academy ▁of ▁Sciences ▁and ▁Let ters , ▁Société ▁Roy ale ▁des ▁Let tres ▁de