▁ 1 9 9 0 ▁Category : E du c ational ▁organis ations ▁based ▁in ▁Poland ▁Category : E ducation ▁in ▁Wars aw <0x0A> </s> ▁The ▁Das ▁B als as ▁River ▁is ▁a ▁river ▁of ▁Bah ia ▁state ▁in ▁eastern ▁Brazil , ▁a ▁trib ut ary ▁of ▁the ▁Rio ▁de ▁Janeiro ▁( B ah ia ). ▁ ▁See ▁also ▁List ▁of ▁rivers ▁of ▁Bah ia ▁ ▁References ▁Brazil ian ▁Ministry ▁of ▁Transport ▁ ▁Category : R ivers ▁of ▁Bah ia <0x0A> </s> ▁The ▁Supreme ▁Econom ic ▁Council ▁was ▁established ▁at ▁the ▁Paris ▁Peace ▁Conference ▁in ▁February ▁ 1 9 1 9 ▁to ▁advise ▁the ▁conference ▁on ▁economic ▁measures ▁to ▁be ▁taken ▁pending ▁the ▁neg ot iation ▁of ▁peace . ▁Special ized ▁comm issions ▁were ▁appointed ▁to ▁study ▁particular ▁problems : ▁the ▁organization ▁of ▁a ▁League ▁of ▁Nations ▁and ▁the ▁draft ing ▁of ▁its ▁C oven ant ; ▁and ▁the ▁determ ination ▁of ▁responsibility ▁for ▁the ▁war ▁and ▁guarante es . ▁ ▁Al lied ▁Supreme ▁Council ▁of ▁Supp ly ▁and ▁Rel ief ▁The ▁Al lied ▁Mar itime ▁Transport ▁Council ▁( AM TC ) ▁had ▁been ▁established ▁in ▁ 1 9 1 7 ▁to ▁co - ordinate ▁the ▁tight ▁control ▁of ▁all ▁sh ipping ▁of ▁the ▁Al lies ▁of ▁World ▁War ▁I . ▁Even ▁prior ▁to ▁the ▁arm ist ice ▁of ▁ 1 1 ▁November ▁ 1 9 1 8 ▁the ▁Al lied ▁Mar itime ▁Transport ▁Council ▁had ▁been ▁making ▁prepar ations ▁for ▁changes ▁to ▁introduce ▁in ▁the ▁event ▁of ▁fighting ▁ce asing . ▁In