5 ▁She vat ▁ 5 6 9 1 ) ▁in ▁several ▁cities ▁in ▁Europe ▁and ▁in ▁Jerusalem , ▁with ▁the ▁main ▁ven ue ▁being ▁the ▁newly ▁opened ▁Yes h ivas ▁Ch ach me i ▁Lub lin ▁in ▁Lub lin , ▁Poland . ▁T ens ▁of ▁thousands ▁of ▁Jews ▁attended ▁these ▁events . ▁Rab bi ▁Sh api ro ▁pres ided ▁over ▁the ▁Si y um ▁in ▁his ▁yes h iva ▁in ▁the ▁presence ▁of ▁many ▁leaders ▁of ▁Polish ▁Jew ry . ▁In ▁the ▁United ▁States , ▁Si y ums ▁were ▁held ▁in ▁Baltimore ▁and ▁Philadelphia . ▁ ▁Si y um ▁Ha Sh as ▁ ▁The ▁completion ▁of ▁the ▁D af ▁Y omi ▁cycle ▁is ▁celebrated ▁in ▁an ▁event ▁known ▁as ▁the ▁Si y um ▁Ha Sh as ▁(" comple tion ▁of ▁the ▁Sh as "). ▁In ▁America , ▁the ▁main ▁Si y um ▁Ha Sh as ▁is ▁organized ▁by ▁the ▁Ag ud ath ▁Israel ▁of ▁America . ▁Att endance ▁at ▁each ▁success ive ▁recent ▁Si y um ▁Ha Sh as ▁has ▁grown . ▁In ▁ 1 9 9 7 ▁the ▁ 1 0 th ▁Si y um ▁Ha Sh as ▁was ▁celebrated ▁by ▁some ▁ 7 0 , 0 0 0 ▁participants ▁in ▁the ▁U . S .; ▁at ▁the ▁ 1 1 th ▁Si y um ▁Ha Sh as ▁in ▁ 2 0 0 5 , ▁participation ▁had ▁grown ▁to ▁ 1 2 0 , 0 0 0 ▁in ▁the ▁U . S . ▁and ▁ 3 0 0 , 0 0 0