▁the ▁following ▁day : The ▁population ▁must ▁maintain ▁order ▁... ▁it ▁is ▁strictly ▁forb idden ▁to ▁fle e ▁areas ▁that ▁are ▁threatened ▁by ▁the ▁enemy . ▁All ▁orders ▁from ▁the ▁military ▁command ers ▁must ▁be ▁strictly ▁ad her ed ▁to ▁and ▁without ▁question ▁... ▁any ▁resistance ▁to ▁the ▁occupation ▁forces ▁will ▁be ▁suppress ed ▁with ▁force ▁of ▁weapon ry . ▁Any ▁attempt ▁to ▁frat ern ize ▁with ▁the ▁enemy ▁or ▁to ▁h inder ▁the ▁German ▁Reich ▁and ▁its ▁al lies ▁in ▁any ▁form ▁will ▁be ▁de alt ▁with ▁har sh ly ; ▁perpet rat ors ▁will ▁be ▁shot .' ▁ ▁Despite ▁the ▁thre ats , ▁many ▁Dutch men ▁celebrated ▁on ▁the ▁streets ▁while ▁prepar ing ▁to ▁receive ▁and ▁cheer ▁on ▁the ▁Al lied ▁liber ators . ▁Dutch ▁and ▁Orange ▁flags ▁and ▁p enn ants ▁were ▁prepared , ▁and ▁many ▁workers ▁left ▁their ▁work place ▁to ▁wait ▁for ▁the ▁Al lies ▁to ▁arrive . ▁The ▁extent ▁of ▁this ▁optim ism ▁as ▁measure ▁of ▁Dutch ▁att itudes ▁to ▁Occ up ation ▁has ▁been ▁hard ▁for ▁histor ians ▁to ▁gauge ▁in ▁the ▁absence ▁of ▁any ▁contemporary ▁surve ys , ▁but ▁it ▁can ▁be ▁disc ern ed ▁as ▁significant ▁by ▁research ers ▁accessing ▁di aries ▁and ▁finding ▁an ▁increase ▁in ▁birth s ▁in ▁statistics ▁nine ▁months ▁after ▁Dol le ▁D ins dag . ▁German ▁occupation ▁forces ▁and ▁N SB ▁members ▁pan icked : ▁documents ▁were ▁destroyed ▁and ▁many ▁fled ▁the ▁Netherlands ▁for ▁Germany . ▁A ry ▁Wille m ▁G ij s bert ▁Ko ppe jan ▁( 1