▁not ▁all ▁of ▁them ▁were ▁in ▁charge ▁of ▁the ▁group ' s ▁decision ▁making ▁in ▁the ▁organization , ▁Li ▁Lu , ▁F eng ▁Cong de , ▁Z hang ▁B oli , ▁Wang ▁Dan ▁and ▁Wang ▁Cha oh ua ▁were ▁elected ▁deput y ▁command ers ▁and ▁Gu o ▁Ha if eng ▁was ▁the ▁secretary - general . ▁In ▁order ▁to ▁form ▁this ▁organization ▁Z hang ▁B oli ▁and ▁F eng ▁Cong de ▁had ▁to ▁take ▁a ▁huge ▁risk ▁by ▁returned ▁from ▁their ▁safe ▁houses . ▁They ▁became ▁two ▁very ▁important ▁key ▁members ▁of ▁the ▁team , ▁along ▁with ▁Li ▁Lu . ▁( 4 ) ▁Even ▁though ▁Wang ▁Dan ▁was ▁one ▁of ▁the ▁deput y ▁command ers , ▁he ▁was ▁hardly ▁involved ▁in ▁decision ▁making . ▁Short ly ▁after ▁the ▁Def end ▁T ian an men ▁Square ▁Head quarters ▁was ▁formed , ▁Wang ▁Cha oh ua ▁left ▁the ▁organization ▁and ▁announced ▁his ▁res ignation ▁due ▁to ▁their ▁differences ▁in ▁decision ▁making . ▁ ▁O ath ▁At ▁ 1 0 : 0 0   a . m . ▁on ▁May ▁ 2 4 , ▁ 1 9 8 9 . ▁Ch ai ▁L ing ▁led ▁the ▁formation ▁of ▁crowd ▁in ▁the ▁ann unci ation ▁of ▁the ▁following ▁o ath ▁on ▁the ▁T ian an men ▁Square : ▁ ▁" I ▁swe ar ▁I ▁will ▁protect ▁the ▁republic ▁and ▁T ian an men ▁Square ▁with ▁my ▁young ▁life . ▁He ads ▁can ▁roll , ▁blood ▁can ▁flow , ▁but ▁the ▁people ' s ▁Square ▁can ▁never ▁be