Complex sentence: That year, the United States Congress issued a formal invitation for him to visit the United States; penned by President James Monroe, it informed the marquis that "the whole nation ardently desire to see you again among them".
Split into simpler sentences: That year, the United States Congress issued a formal invitation for him to visit the United States. Penned by President James Monroe, it informed the marquis that "the whole nation ardently desire to see you again among them".