. S . ▁anti - person nel ▁bi ological ▁agents ▁were ▁stored . ▁That ▁plan ▁was ▁completed ▁in ▁May ▁ 1 9 7 2 ▁and ▁included ▁de cont am ination ▁of ▁facilities ▁at ▁P ine ▁Bl uff . ▁Other ▁agents , ▁including ▁anti - c rop ▁agents ▁such ▁as ▁whe at ▁stem ▁rust , ▁were ▁stored ▁at ▁Be ale ▁Air ▁Force ▁Base ▁and ▁Rock y ▁Mountain ▁Ar sen al . ▁These ▁anti - c rop ▁agents , ▁along ▁with ▁agents ▁at ▁Fort ▁Det rick ▁used ▁for ▁research ▁purposes ▁were ▁destroyed ▁in ▁March ▁ 1 9 7 3 . ▁ ▁Bud get ▁history ▁From ▁the ▁on set ▁of ▁the ▁U . S . ▁bi ological ▁weapons ▁program ▁in ▁ 1 9 4 3 ▁through ▁the ▁end ▁of ▁World ▁War ▁II ▁the ▁United ▁States ▁spent ▁$ 4 0 0 ▁million ▁on ▁bi ological ▁weapons , ▁mostly ▁on ▁research ▁and ▁development . ▁The ▁budget ▁for ▁fis cal ▁year ▁ 1 9 6 6 ▁was ▁$ 3 8 ▁million . ▁When ▁N ixon ▁ended ▁the ▁U . S . ▁bio - we ap ons ▁program ▁it ▁represented ▁the ▁first ▁review ▁of ▁the ▁U . S . ▁bi ological ▁war fare ▁program ▁since ▁ 1 9 5 4 . ▁Despite ▁the ▁lack ▁of ▁review , ▁the ▁bi ological ▁war fare ▁program ▁had ▁increased ▁in ▁cost ▁and ▁size ▁since ▁ 1 9 6 1 ; ▁when ▁N ixon ▁ended ▁the ▁program ▁the ▁budget ▁was ▁$ 3 0 0 ▁million ▁ann ually . ▁ ▁Gene va ▁Pro tocol ▁and ▁B