ited ▁by ▁eth nic ▁Mac ed oni ans ▁and ▁eth nic ▁Ser bs ▁( see ▁Ser bs ▁in ▁the ▁Republic ▁of ▁Mac ed onia ), ▁ad her ents ▁of ▁Eastern ▁Orth odox y . ▁In ▁the ▁Middle ▁A ges , ▁the ▁region ▁was ▁part ▁of ▁the ▁ž u pe ▁( count ies ) ▁of ▁Ž eg lig ovo ▁and ▁Pre še vo . ▁ ▁Notable ▁monuments ▁in ▁the ▁region ▁include ▁the ▁Church ▁of ▁St . ▁George , ▁ ▁Geography ▁The ▁region ▁includes ▁settlement s ▁in ▁the ▁P č in ja ▁river ▁valley , ▁parts ▁of ▁the ▁mountain ous ▁regions ▁of ▁K oz jak ▁( K oz ja č ija ), ▁German , ▁Ru jen , ▁which ▁are ▁today ▁located ▁within ▁the ▁Municip ality ▁of ▁Star o ▁Nag ori č ane ; ▁roughly ▁from ▁P č in ja ▁and ▁the ▁lower ▁course ▁of ▁the ▁K riv a ▁Re ka . ▁The ▁region ▁borders ▁Ser bia ▁to ▁the ▁north , ▁and ▁the ▁historical ▁and ▁ge ographical ▁regions ▁of ▁S la vi š te ▁and ▁St rac in . ▁ ▁S ett lement s ▁▁ ▁Star o ▁Nag ori č ane , ▁K oz jak ▁region ▁Ru <0xC7> <0xB5> ince , ▁P č in ja ▁valley ▁De j lov ce , ▁German ▁region ▁V ra č ev ce , ▁K oz jak ▁region ▁Mal ot ino , ▁Ru jen ▁region ▁Step ance , ▁K oz jak ▁and ▁German ▁region ▁Stre z ov ce , ▁P č in ja ▁valley ▁Str nov ac , ▁Ru jen ▁region