. ▁ ▁After ▁World ▁War ▁I ▁he ▁res umed ▁his ▁studies ▁in ▁chem istry ▁and ▁mathematics ▁at ▁the ▁Budapest ▁University , ▁and ▁addition ally ▁attended ▁lect ures ▁in ▁philosophy , ▁music ▁and ▁literature . ▁ ▁From ▁March ▁to ▁July ▁ 1 9 1 9 ▁Man heim ▁was ▁a ▁volunte er ▁in ▁the ▁Hung arian ▁Soviet ▁Republic ▁or ▁Republic ▁of ▁Coun c ils ▁founded ▁by ▁Bé la ▁Kun ▁and ▁was ▁taken ▁prisoner . ▁He ▁fled ▁from ▁the ▁Roman ian ▁prison ▁camp ▁but ▁could ▁not ▁stay ▁in ▁Budapest ▁for ▁long , ▁since ▁he ▁had ▁to ▁face ▁arrest ▁as ▁a ▁supp orter ▁of ▁the ▁Soviet ▁Republic . ▁So ▁he ▁escaped ▁to ▁Austria ▁in ▁ 1 9 2 0 , ▁where ▁he ▁res umed ▁his ▁studies ▁at ▁the ▁University ▁of ▁Vienna , ▁first ▁chem istry ▁and ▁physics ▁and ▁as ▁of ▁ 1 9 2 1 ▁philosophy ▁and ▁history . ▁ ▁In ▁ 1 9 2 3 ▁he ▁moved ▁to ▁K iel ▁to ▁continue ▁his ▁studies ▁of ▁philosophy ▁at ▁the ▁University ▁of ▁K iel ▁and ▁also ▁attended ▁lect ures ▁by ▁Ferdinand ▁T ön n ies ▁in ▁soci ology . ▁In ▁K iel ▁Man heim ▁became ▁friends ▁with ▁Hans ▁Fre yer , ▁a ▁professor ▁of ▁philosophy ▁and ▁followed ▁him ▁to ▁Leipzig , ▁when ▁Fre yer ▁received ▁a ▁call ▁to ▁a ▁chair ▁in ▁soci ology ▁there . ▁At ▁the ▁University ▁of ▁Leipzig ▁Man heim ▁completed ▁his ▁studies ▁in ▁philosophy ▁and ▁also ▁attended ▁lect ures ▁and ▁sem in ars ▁in ▁econom ics ▁and ▁soci ology . ▁In ▁ 1 9 2