Allied invasion of Italy two hours traveling from the transports to the landing beaches. On the German side, Albrecht von Kesselring lacked the strength to push the Salerno landing back, and was refused two panzer divisions from northern Italy to assist him. Operation Avalanche was planned under the name Top Hat and supported by a deception plan, Operation Boardman, a false threat of an Allied invasion of the Balkans. In mid-August, the Germans had activated Army Group B ("Heeresgruppe B") under Erwin Rommel with responsibility for German troops in Italy as far south as Pisa. Army Command South ("OB Süd") under Albert Kesselring continued
Operation Grenade the river on 23 February. By then, other Allied forces were also close to the Rhine. German forces west of the Rhine during operations Veritable, Blockbuster and Grenade lost 90,000 men, of which more than 50,000 became prisoners of war (POW). Allied casualties amounted to some 23,000 men. Footnotes Citations Operation Grenade During World War II, Operation Grenade was the crossing of the Roer river between Roermond and Düren by the U.S. Ninth Army, commanded by Lieutenant General William Hood Simpson, in February 1945, which marked the beginning of the Allied invasion of Germany. On 9 February, the U.S. Ninth