Complex sentence: The Prussian king thus invaded Silesia the same year he took power, using as justification an obscure treaty from 1537 between the though he served under Prince Eugene of Savoy, this was the first time he would command an army.
Split into simpler sentences: The Prussian king thus invaded Silesia the same year he took power, using as justification an obscure treaty from 1537 between the though he. The first real battle of Frederick was the Battle of Mollwitz.served under Prince Eugene of Savoy, this was the first time he would command an army.