The Duke of Berwick led 100,000 men up the Rhine Valley in opposition to Austrian forces , of which 60,000 were detached to invest the fortress at Philippsburg , beginning Process_start on 1 June 1734 .

On 12 June Berwick was killed Killing by a cannonball while inspecting Scrutiny the trenches , and command Control of the besiegers fell Motion_directional to Marshals d'Asfeld and Noailles .

There `` Berwick '' , reinforced Cause_change_of_strength by a squadron of smaller ships , attacked Attack `` Amazone '' but was unable to approach Arriving through the rocks and shoals of the coast .