DOCUMENT 2 A declassified Foreign Intelligence Information Report by the CIA subject heading “1 Poisoning of Hmong Refugees with Contaminated Pork 2 Secondhand Account of Poison Gas Attacks ” dated February 19 1980 in CBW Box 5 Reports Articles Papers and Memoranda 1979-1981 National Security Archive Poem “Ill of the Dubious” on page 20 of book YELLOW RAIN Page 1 ' b 3 ' a l Poiso - e or r - J t c · l i 1 s e - r t ref us i - r -1 ct -tt ll 1 1 c e -s - a c 0 1 e - c r Sc s 11 ihc t - - ' r a 5 A - ·c - - _ t · -c - t - t J ' tS 7 ' l c i e · ' 1 - ic a - -e ' tc5 ·-· t -or ' - • - 'I -- p JC c s o1 - t ' • 'l c u - e o e - 3 ' ' t ere c- s - t '•'t 't c s · -c - - i i · c so- i c a c - s - i o - s 1 · e 1 ·• r C' 1 e co - t s• c - - •a he e J - J - s ere 1 ° 'f' c O 3 CJ •b- - -f c ' · c iu ' 'c ' h· te lcs ' ' a y o - c -J a -- - i cr vs c 's i s e· e -c j - -- - ip t · 1 u l l t - 0 5 - - £ t n - '1 4 Cl s c • t' '-t 11e c j - - a rit The- -1 s e -e j p e -e 1 l i • 1r l t - t conc 1 i 1 re - v s l t t ' t c u • -js • e 1 e n - ' v - - o e 1r · •c 1 - t1 c s - d s- -- s u •eo - - ' •i -ec cc • - 1 1 - 1 c- - ·e -- 1 ·t - r L 1 l c- t w er' ·• 1 11 -· as 'ls • c - c - • c • - - · • • ti1 s ' C ln ' 1 · - 1 'J lS eu s - a • 'y o - c - · c · • c · • ·o10 ' 'J' ' ll''1 c-S · c lt 1 ·1e' ' 1 11 J·• t s s s _ t c - ·e • t sc 31 ' - s - e He •j 1 sit- ·1 e icat ac e J td O •• ' y ·•·' ' i o ou - 't · 1 -1 _ · 1 - 1 s · r - -a i ur -1 i - 1e - · - le cr c - i 7'- • • •3 2 · Approved Date fo neliMy 1 e O • C 335 Page 2 nE '1 l 11 pieces o the ceat · p 1•one d por 1c the one c-f broth coo ain 1 th1 mta after had 11e ce less se -1ous ly a e e d ' than those 'ho ate v io at p -epw - acion5 1 1 i h ee 1 choj pe c stir- ri ec Those H on s C0St sev1 re ' il fec e l the ltrt n ude d bloo rem the contalt Mter ho o e ll c poiso i1 o 3 The -e vere t other incic en s o sus e te l oo ca at about the a t in en io a l conta c atiocs of food in the or e ins a0c e 1 caco authori ies t e as the ois -nt por er1 ode In ve1 et a b e The ege a b e a a teQ' e o feed Lhe 1' 3 nts a poisone r tnen the K onis co lai ced to bitter tasted cA bD•ge 0- inese o fon no to ea the vc1 e a' l1 lc the C t' na e - a nu1 they ve -c tole ' es W' i h had beer coa e nt he r ioc d n t the H n s Jtrt- tiver ve eta b t e B · tl- is ti e very ith a lou -l ike pO cier _ ' 1 h also as ed · b es cau iou s the H c ogs re ust d to eat the veg e asainst th in Laos 4 1 bor s refuge-e s t the ea c p told o tt c oo place southea st o vhich invo ve d poison gas The repor ec attacks vere used in the gu Long Xbien beg nc i n1 in May 197i Tvo agents The -ee age i t l S le s at acla one colored reer l'Jld t 'u other red s inC ucec by 1 v re less d r £e -ous tha the red in that the s tcc s indu ed y both •be tS in e sE a i-d o S C rte r d ra io o The sy to The atents lere deliver ed fro ' e re sic ilar 1 n ure it no ioten y t of the · pe use or -econ- a s 1rle-e0 1e pro ell er-driv er ai -c -a ' A C Pao The agents le -e n a ssan ce b the or es of fonaer Gu en l roe the pla 'le The cont lie in a boz-l c object which '· is c ro ed t -o nd releas i i a box cx loc e C about 100 to l O 1 ete -s- - C' 't th to the s ro T'nt £Ct 11S c o 1a o cc o c'1 as • i h aet et slC1 Jy on tht roU C O e on e e c t 1 ve or a o•1t one week afte - it 1 - led er f r le a gen con z1n e boit•l k Th• tlt 1r»· s1 ' s 1 roi c tht e -s 1 nC o s Ct fro st ae Asu -•H • rc ately lS by 50 cer t were the wc3j' Ct s cost ft ire t rhtly -o eC paper The chC Uc al £tats of the gtee and Tt zs by the 2£ S f h clir•c l y b · a C ure Th• rue £ IS 4lone dit •ic cs c ul it 1 1tl 1c t 'o or t iree hours cc of ittacl s ir v -1 ' it no tat st dea h The vere no 1 sta ic es descr b ras vheaev er le red ace it was presen t the s -ee - t r t St o or ' -e • -- · - •lsc e lc ·eC ' -· 5re• anc rec gas attack · l S to s ext bi ec vic s o the ant le e ·es felt h3 'd in luC t -e t e s c thrcu ou the bo - anC wncc he rl't aicnt 1 as v se • severe dysen e - · There v s t -ovsin ess res l e 6