Before her marriage, the Medici line had been in danger of extinction. Both Eleanor and Cosimo heard reports of their children's progress and offered directions for their education, living arrangements, and clothing. The birth of male heirs and daughters who could be married into other ruling families inaugurated another era of stability and strength in Tuscany. Their royal ancestors provided the Medici with the blue blood they had lacked and began the process of placing them on equal footing with other European sovereigns. The couple had eleven children, though only five sons and three daughters reached maturity: