Complex sentence: On 12 July 1618 the king created Bacon Baron Verulam, of Verulam, in the Peerage of England; he then became known as Francis, Lord Verulam.
Split into simpler sentences: On 12 July 1618 the king created Bacon Baron Verulam, of Verulam, in the Peerage of England. As a new peer he then became known as Francis, Lord Verulam.