Complex sentence: He recruited a new army in Picardy, which he put in the hands of Louis Gonzaga, Duke of Nevers, asked the Ottoman Sultan for naval support and encouraged the Scots to invade England from the north.
Split into simpler sentences: He recruited a new army in Picardy, which he put in the hands of Louis Gonzaga, Duke of Nevers. He asked the Ottoman Sultan for naval support and encouraged the Scots to invade England from the north.