Complex sentence: As a consequence, the church wedding of the prince Carlos and his fiancée was delayed.In a final announcement about his condition, the Duke confirmed Carlos as the next Head of the House of Bourbon-Parma.
Split into simpler sentences: As a consequence, the church wedding of the prince Carlos and his fiancée was delayed. Via the official announcement about the state of his decease, the Duke announced Carlos to be the next Head of the House of Bourbon-Parma.