 Complete the following phrase:  The ill-fated spring of 1864 would begin with news of Union General Ulysses S. Grants crossing of the Rapidan River. General Lee responded by maneuvering his ever-shrinking army to meet Grant on ground of his own choosing. On 4 May, the Army of Northern Virginia and Army of the Potomac collided in the tangled landscape that sprawled between Fredericksburg, Chancellorsville and 