Wars Developments Told in Summary By Associated Press PARIS French pushed back on both flanks of Weygand line but call days fighting satisfactory; nazi material losses reported making up for French loss of ground; high command praises armys morale in roaring Somme battle; Reynaud sees reason for hope. BERLING Nazis say iron drive has carried over Somme in face of furious resistance; German battle plan intends encirclement of Paris and separation of allies. ROME Italians ordered to be ready to hear Mussolini announce nation is at war; U.S. warned to stay out of Europes problems or Europe may enter American affairs. LONDON R.A.F. makes fifth successive foray into Germany; Duff Cooper says American aid to allies a year from now will not be too late; Britain signs new trade pact with Rumania; industries rush to arm reformed divisions. ALEXANDRIA Egypt watches Italy for war moves; complete plans to remove families from Cairo and Alexandria. STOCKHOLM Baltic speculates over summoning of Lithuanian premier to Moscow. WASHINGTON Government considers selling World war supplies to allies; state department, in anti fifth column drive, orders new passport regulations for foreigners.