Complex sentence: He escaped from Berlin and managed to evade the surrounding Soviet forces, but was forced to surrender to the advancing United States army at the River Elbe after being shot in the arm, which was his ninth wound of the war.
Split into simpler sentences: He escaped from Berlin and managed to evade the surrounding Soviet forces. He surrendered to the advancing United States army at the River Elbe after being shot in the arm, which was his ninth wound of the war.