 Complete the following phrase:  In the early 1864, Washington was threatened by Union forces under the command of Major General Frederick Steele which moved south along the Military Road en route to Shreveport, Louisiana. A Confederate force under the command of Major General Sterling Price blocked Steeles army. The two forces engaged in battle on April 10, 1864, some fourteen miles north of Washington. Steele was forced to move east to Camden, a movement which spared Washington from invasion. This encounter was known as the 