The Nazi administration also conscripted Baltic nationals into the German armies. The Lithuanian Territorial Defense Force, composed of volunteers, was formed in 1944. The LTDF reached the size of about 10,000 men. Its goal was to fight the approaching Red Army, provide security and conduct anti-partisan operations within the territory, claimed by Lithuanians. After brief engagements against the Soviet and Polish partisans (Armia Krajowa), the force self-disbanded, its leaders were arrested and sent to Nazi concentration camps, and many of its members were executed by the Nazis. Latvian Legion, created in 1943, consisted of two conscripted divisions of the Waffen-SS. On July 1, 1944 the Latvian Legion had 87,550 men. Another 23,000 Latvians were serving as Wehrmacht "auxiliaries". Among other battles they participated in the battles in the Siege of Leningrad, in Courland Pocket, in Pomeranian Wall defences, in Velikaya River for Hill "93,4" and in the defence of Berlin. 20th Waffen Grenadier Division of the SS (1st Estonian) was formed in January 1944 through conscription. Consisting of 38,000 men they took part in the Battle of Narva, the Battle of Tannenberg Line, the Battle of Tartu, and Operation Aster.