 Complete the following phrase:  In December, the French began to plan for war. Francis did not wish to openly attack Charles because Henry had announced his intention to intervene against the first party to break the tenuous peace. Instead, he turned to more covert support for incursions into German and Spanish territory. One attack would be made on the Meuse River, under the leadership of Robert de la Marck. Simultaneously, a French-Navarrese army would advance through Navarre after reconquering St-Jean-Pied-de-Port. The expedition was nominally led by the 18-year-old Navarrese king Henry dAlbret, whose 