olid ate , ▁extend ▁the ▁Via ▁Bal bia ▁by ▁building ▁the ▁Via ▁della ▁Vitt oria ▁to ▁move ▁supplies ▁forward , ▁destroy ▁British ▁counter - att acks ▁and ▁then ▁advance ▁to ▁M ers a ▁Mat ru h . ▁The ▁imm ob ility ▁of ▁the ▁non - mot or ized ▁inf antry ▁divisions ▁forced ▁Gra z iani ▁to ▁use ▁the ▁coast ▁road , ▁despite ▁the ▁mechan ised ▁forces ▁in ▁the ▁army , ▁to ▁try ▁to ▁defeat ▁the ▁British ▁with ▁mass ▁rather ▁than ▁man oe uv re . ▁ ▁Western ▁Des ert ▁Camp aign ▁ ▁In vas ion ▁of ▁Egypt ▁XX III ▁Corps ▁advanced ▁to ▁S idi ▁Bar ran i ▁along ▁the ▁coast ▁road , ▁having ▁received ▁enough ▁l or ries ▁to ▁motor ise ▁one ▁inf antry ▁division ▁and ▁partly ▁motor ise ▁three ▁more ▁for ▁the ▁advance . ▁Berg on z oli ▁planned ▁the ▁advance ▁with ▁the ▁ 1 st ▁ ▁forward , ▁followed ▁by ▁the ▁fully ▁motor ised ▁ 1 st ▁Black sh irt ▁Division ▁( 2 3 rd ▁Mar zo ) ▁and ▁the ▁ 6 2 nd ▁Infantry ▁Division ▁Mar mar ica ▁and ▁ 6 3 rd ▁Infantry ▁Division ▁Cir ene , ▁which ▁had ▁been ▁partly ▁motor ised ▁and ▁could ▁sh utt le ▁forward . ▁The ▁un - mot or ized ▁ 1 st ▁Lib yan ▁Division ▁Sib elle ▁and ▁ 2 nd ▁Lib yan ▁Division ▁P esc atori , ▁were ▁to ▁march ▁on ▁foot ▁for ▁the ▁ ▁to ▁the ▁objective ▁and ▁the ▁R ag gru pp amento ▁Male tt i ▁was ▁to ▁form